Home / 1,304,248.92-1,799,840.70-731,287.32

Finding the Fourth Proportional to 1,304,248.92, 1,799,840.70 and 731,287.32

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Solution

The fourth proportional to 1,304,248.92, 1,799,840.70 and 731,287.32 is: 1,009,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,248.92 : 1,799,840.70 = 731,287.32 : x
  2. Step 2: Convert to fraction form
    1,304,248.92/1,799,840.70 = 731,287.32/x
  3. Step 3: Cross multiply
    1,304,248.92x = 1,799,840.70 × 731,287.32
  4. Step 4: Simplify right side
    1,304,248.92x = 1,316,200,681,929.92
  5. Step 5: Solve for x
    x = 1,316,200,681,929.92/1,304,248.92
  6. Step 6: Final answer
    x = 1,009,163.71

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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.