Finding the Fourth Proportional to 3,547,404.70, 5,321,107.05 and 2,129,062.30
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Solution
The fourth proportional to 3,547,404.70, 5,321,107.05 and 2,129,062.30 is: 3,193,593.45
Step by Step Solution
- Step 1: Write the proportion equation
3,547,404.70 : 5,321,107.05 = 2,129,062.30 : x - Step 2: Convert to fraction form
3,547,404.70/5,321,107.05 = 2,129,062.30/x - Step 3: Cross multiply
3,547,404.70x = 5,321,107.05 × 2,129,062.30 - Step 4: Simplify right side
3,547,404.70x = 11,328,968,414,419.21 - Step 5: Solve for x
x = 11,328,968,414,419.21/3,547,404.70 - Step 6: Final answer
x = 3,193,593.45
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Similar ratio
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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.