Finding the Fourth Proportional to 1,053,974.43, 1,580,725.14 and 484,808.90
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Solution
The fourth proportional to 1,053,974.43, 1,580,725.14 and 484,808.90 is: 727,104.55
Step by Step Solution
- Step 1: Write the proportion equation
1,053,974.43 : 1,580,725.14 = 484,808.90 : x - Step 2: Convert to fraction form
1,053,974.43/1,580,725.14 = 484,808.90/x - Step 3: Cross multiply
1,053,974.43x = 1,580,725.14 × 484,808.90 - Step 4: Simplify right side
1,053,974.43x = 766,349,608,422.12 - Step 5: Solve for x
x = 766,349,608,422.12/1,053,974.43 - Step 6: Final answer
x = 727,104.55
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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.