Mid Year Census Date for Geometric Increase Method Formula

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The Mid-Year Census Date refers to the date at which population is noted. Check FAQs
TM=TE+(log10(PM)-log10(PE)KG)
TM - Mid-Year Census Date?TE - Earlier Census Date?PM - Population at Mid Year Census?PE - Population at Earlier Census?KG - Proportionality Factor?

Mid Year Census Date for Geometric Increase Method Example

With values
With units
Only example

Here is how the Mid Year Census Date for Geometric Increase Method equation looks like with Values.

Here is how the Mid Year Census Date for Geometric Increase Method equation looks like with Units.

Here is how the Mid Year Census Date for Geometric Increase Method equation looks like.

28.6546Edit=20Edit+(log10(40Edit)-log10(22Edit)0.03Edit)
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Mid Year Census Date for Geometric Increase Method Solution

Follow our step by step solution on how to calculate Mid Year Census Date for Geometric Increase Method?

FIRST Step Consider the formula
TM=TE+(log10(PM)-log10(PE)KG)
Next Step Substitute values of Variables
TM=20+(log10(40)-log10(22)0.03)
Next Step Prepare to Evaluate
TM=20+(log10(40)-log10(22)0.03)
Next Step Evaluate
TM=28.6545770168585
LAST Step Rounding Answer
TM=28.6546

Mid Year Census Date for Geometric Increase Method Formula Elements

Variables
Functions
Mid-Year Census Date
The Mid-Year Census Date refers to the date at which population is noted.
Symbol: TM
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Earlier Census Date
The Earlier Census Date refers to the date at which the population is noted.
Symbol: TE
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Population at Mid Year Census
The Population at Mid Year Census refers to the population at the mid year census date.
Symbol: PM
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Population at Earlier Census
The Population at Earlier Census refers to the population at the earlier census date.
Symbol: PE
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Proportionality Factor
Proportionality Factor is defined as rate of change of population.
Symbol: KG
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
log10
The common logarithm, also known as the base-10 logarithm or the decimal logarithm, is a mathematical function that is the inverse of the exponential function.
Syntax: log10(Number)

Other formulas in Inter Censal Period category

​Go Population at Mid Year for Geometric Increase Method
PM=exp(log10(PE)+KG(TM-TE))
​Go Population at Earlier Census for Geometric Increase Method
PE=exp(log10(PM)-KG(TM-TE))
​Go Proportionality Factor for Geometric Increase Method
KG=log10(PM)-log10(PE)TM-TE
​Go Earlier Census Date for Geometric Increase Method
TE=TM-(log10(PM)-log10(PE)KG)

How to Evaluate Mid Year Census Date for Geometric Increase Method?

Mid Year Census Date for Geometric Increase Method evaluator uses Mid-Year Census Date = Earlier Census Date+((log10(Population at Mid Year Census)-log10(Population at Earlier Census))/Proportionality Factor) to evaluate the Mid-Year Census Date, The Mid Year Census Date for Geometric Increase Method is defined as the value of mid year census date when we have prior information of other parameters used. Mid-Year Census Date is denoted by TM symbol.

How to evaluate Mid Year Census Date for Geometric Increase Method using this online evaluator? To use this online evaluator for Mid Year Census Date for Geometric Increase Method, enter Earlier Census Date (TE), Population at Mid Year Census (PM), Population at Earlier Census (PE) & Proportionality Factor (KG) and hit the calculate button.

FAQs on Mid Year Census Date for Geometric Increase Method

What is the formula to find Mid Year Census Date for Geometric Increase Method?
The formula of Mid Year Census Date for Geometric Increase Method is expressed as Mid-Year Census Date = Earlier Census Date+((log10(Population at Mid Year Census)-log10(Population at Earlier Census))/Proportionality Factor). Here is an example- 28.65458 = 20+((log10(40)-log10(22))/0.03).
How to calculate Mid Year Census Date for Geometric Increase Method?
With Earlier Census Date (TE), Population at Mid Year Census (PM), Population at Earlier Census (PE) & Proportionality Factor (KG) we can find Mid Year Census Date for Geometric Increase Method using the formula - Mid-Year Census Date = Earlier Census Date+((log10(Population at Mid Year Census)-log10(Population at Earlier Census))/Proportionality Factor). This formula also uses Common Logarithm Function function(s).
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