Home / 1,338,569.52-1,847,227.50-726,722.88

Finding the Fourth Proportional to 1,338,569.52, 1,847,227.50 and 726,722.88

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Solution

The fourth proportional to 1,338,569.52, 1,847,227.50 and 726,722.88 is: 1,002,878.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,569.52 : 1,847,227.50 = 726,722.88 : x
  2. Step 2: Convert to fraction form
    1,338,569.52/1,847,227.50 = 726,722.88/x
  3. Step 3: Cross multiply
    1,338,569.52x = 1,847,227.50 × 726,722.88
  4. Step 4: Simplify right side
    1,338,569.52x = 1,342,422,488,815.20
  5. Step 5: Solve for x
    x = 1,342,422,488,815.20/1,338,569.52
  6. Step 6: Final answer
    x = 1,002,878.42

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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.