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Finding the Fourth Proportional to 1,304,008.92, 1,799,531.04 and 731,049.24

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Solution

The fourth proportional to 1,304,008.92, 1,799,531.04 and 731,049.24 is: 1,008,847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,008.92 : 1,799,531.04 = 731,049.24 : x
  2. Step 2: Convert to fraction form
    1,304,008.92/1,799,531.04 = 731,049.24/x
  3. Step 3: Cross multiply
    1,304,008.92x = 1,799,531.04 × 731,049.24
  4. Step 4: Simplify right side
    1,304,008.92x = 1,315,545,799,148.41
  5. Step 5: Solve for x
    x = 1,315,545,799,148.41/1,304,008.92
  6. Step 6: Final answer
    x = 1,008,847.24

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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.