Home / 1,002,882.90-1,383,970.14-543,996.30

Finding the Fourth Proportional to 1,002,882.90, 1,383,970.14 and 543,996.30

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Solution

The fourth proportional to 1,002,882.90, 1,383,970.14 and 543,996.30 is: 750,710.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,882.90 : 1,383,970.14 = 543,996.30 : x
  2. Step 2: Convert to fraction form
    1,002,882.90/1,383,970.14 = 543,996.30/x
  3. Step 3: Cross multiply
    1,002,882.90x = 1,383,970.14 × 543,996.30
  4. Step 4: Simplify right side
    1,002,882.90x = 752,874,635,470.48
  5. Step 5: Solve for x
    x = 752,874,635,470.48/1,002,882.90
  6. Step 6: Final answer
    x = 750,710.41

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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.