Home / 1,002,869.03-1,383,951.06-543,982.43

Finding the Fourth Proportional to 1,002,869.03, 1,383,951.06 and 543,982.43

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Solution

The fourth proportional to 1,002,869.03, 1,383,951.06 and 543,982.43 is: 750,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,869.03 : 1,383,951.06 = 543,982.43 : x
  2. Step 2: Convert to fraction form
    1,002,869.03/1,383,951.06 = 543,982.43/x
  3. Step 3: Cross multiply
    1,002,869.03x = 1,383,951.06 × 543,982.43
  4. Step 4: Simplify right side
    1,002,869.03x = 752,845,064,079.75
  5. Step 5: Solve for x
    x = 752,845,064,079.75/1,002,869.03
  6. Step 6: Final answer
    x = 750,691.31

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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.