Home / 1,150,149.73-1,587,297.87-633,995.40

Finding the Fourth Proportional to 1,150,149.73, 1,587,297.87 and 633,995.40

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Solution

The fourth proportional to 1,150,149.73, 1,587,297.87 and 633,995.40 is: 874,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,149.73 : 1,587,297.87 = 633,995.40 : x
  2. Step 2: Convert to fraction form
    1,150,149.73/1,587,297.87 = 633,995.40/x
  3. Step 3: Cross multiply
    1,150,149.73x = 1,587,297.87 × 633,995.40
  4. Step 4: Simplify right side
    1,150,149.73x = 1,006,339,553,962.17
  5. Step 5: Solve for x
    x = 1,006,339,553,962.17/1,150,149.73
  6. Step 6: Final answer
    x = 874,963.95

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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.