Home / 1,498,428.52-2,067,785.22-917,872.36

Finding the Fourth Proportional to 1,498,428.52, 2,067,785.22 and 917,872.36

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Solution

The fourth proportional to 1,498,428.52, 2,067,785.22 and 917,872.36 is: 1,266,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,428.52 : 2,067,785.22 = 917,872.36 : x
  2. Step 2: Convert to fraction form
    1,498,428.52/2,067,785.22 = 917,872.36/x
  3. Step 3: Cross multiply
    1,498,428.52x = 2,067,785.22 × 917,872.36
  4. Step 4: Simplify right side
    1,498,428.52x = 1,897,962,899,854.52
  5. Step 5: Solve for x
    x = 1,897,962,899,854.52/1,498,428.52
  6. Step 6: Final answer
    x = 1,266,635.59

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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.