Finding the Fourth Proportional to 2,661,209.30, 3,994,654.62 and 1,145,642.60
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Solution
The fourth proportional to 2,661,209.30, 3,994,654.62 and 1,145,642.60 is: 1,719,686.80
Step by Step Solution
- Step 1: Write the proportion equation
2,661,209.30 : 3,994,654.62 = 1,145,642.60 : x - Step 2: Convert to fraction form
2,661,209.30/3,994,654.62 = 1,145,642.60/x - Step 3: Cross multiply
2,661,209.30x = 3,994,654.62 × 1,145,642.60 - Step 4: Simplify right side
2,661,209.30x = 4,576,446,504,958.81 - Step 5: Solve for x
x = 4,576,446,504,958.81/2,661,209.30 - Step 6: Final answer
x = 1,719,686.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.