Finding the Fourth Proportional to 1,134,363.50, 1,565,454.57 and 625,098.68
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Solution
The fourth proportional to 1,134,363.50, 1,565,454.57 and 625,098.68 is: 862,654.33
Step by Step Solution
- Step 1: Write the proportion equation
1,134,363.50 : 1,565,454.57 = 625,098.68 : x - Step 2: Convert to fraction form
1,134,363.50/1,565,454.57 = 625,098.68/x - Step 3: Cross multiply
1,134,363.50x = 1,565,454.57 × 625,098.68 - Step 4: Simplify right side
1,134,363.50x = 978,563,585,306.97 - Step 5: Solve for x
x = 978,563,585,306.97/1,134,363.50 - Step 6: Final answer
x = 862,654.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.