Home / 2,486,301.45-3,729,083.09-688,997.54

Finding the Fourth Proportional to 2,486,301.45, 3,729,083.09 and 688,997.54

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Solution

The fourth proportional to 2,486,301.45, 3,729,083.09 and 688,997.54 is: 1,033,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,301.45 : 3,729,083.09 = 688,997.54 : x
  2. Step 2: Convert to fraction form
    2,486,301.45/3,729,083.09 = 688,997.54/x
  3. Step 3: Cross multiply
    2,486,301.45x = 3,729,083.09 × 688,997.54
  4. Step 4: Simplify right side
    2,486,301.45x = 2,569,329,053,375.20
  5. Step 5: Solve for x
    x = 2,569,329,053,375.20/2,486,301.45
  6. Step 6: Final answer
    x = 1,033,394.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.