Home / 1,167,789.88-1,612,092.54-684,287.92

Finding the Fourth Proportional to 1,167,789.88, 1,612,092.54 and 684,287.92

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Solution

The fourth proportional to 1,167,789.88, 1,612,092.54 and 684,287.92 is: 944,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,789.88 : 1,612,092.54 = 684,287.92 : x
  2. Step 2: Convert to fraction form
    1,167,789.88/1,612,092.54 = 684,287.92/x
  3. Step 3: Cross multiply
    1,167,789.88x = 1,612,092.54 × 684,287.92
  4. Step 4: Simplify right side
    1,167,789.88x = 1,103,135,451,044.12
  5. Step 5: Solve for x
    x = 1,103,135,451,044.12/1,167,789.88
  6. Step 6: Final answer
    x = 944,635.22

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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.