Why is a geometric progression called so? [duplicate]

Just curious about why geometric progression is called so. Is it related to geometry?

Answer

Here’s an extremely nice picture illustrating the geometric series and making it geometrically clear how it converges when x<1.

Dobbs 1918

s1=xs follows from PN/ON=BA/OA which follows from the fact that OAB is similar to ONP.

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Source : Link , Question Author : dark32 , Answer Author : em29

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