Home / 2,220,243.43-3,063,764.91-1,253,469.28

Finding the Fourth Proportional to 2,220,243.43, 3,063,764.91 and 1,253,469.28

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Solution

The fourth proportional to 2,220,243.43, 3,063,764.91 and 1,253,469.28 is: 1,729,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,243.43 : 3,063,764.91 = 1,253,469.28 : x
  2. Step 2: Convert to fraction form
    2,220,243.43/3,063,764.91 = 1,253,469.28/x
  3. Step 3: Cross multiply
    2,220,243.43x = 3,063,764.91 × 1,253,469.28
  4. Step 4: Simplify right side
    2,220,243.43x = 3,840,335,195,826.97
  5. Step 5: Solve for x
    x = 3,840,335,195,826.97/2,220,243.43
  6. Step 6: Final answer
    x = 1,729,691.05

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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.