Home / 1,269,691.34-1,752,173.10-725,839.11

Finding the Fourth Proportional to 1,269,691.34, 1,752,173.10 and 725,839.11

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Solution

The fourth proportional to 1,269,691.34, 1,752,173.10 and 725,839.11 is: 1,001,657.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,691.34 : 1,752,173.10 = 725,839.11 : x
  2. Step 2: Convert to fraction form
    1,269,691.34/1,752,173.10 = 725,839.11/x
  3. Step 3: Cross multiply
    1,269,691.34x = 1,752,173.10 × 725,839.11
  4. Step 4: Simplify right side
    1,269,691.34x = 1,271,795,763,469.94
  5. Step 5: Solve for x
    x = 1,271,795,763,469.94/1,269,691.34
  6. Step 6: Final answer
    x = 1,001,657.43

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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.