Home / 1,585,489.52-2,187,352.68-906,061.52

Finding the Fourth Proportional to 1,585,489.52, 2,187,352.68 and 906,061.52

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Solution

The fourth proportional to 1,585,489.52, 2,187,352.68 and 906,061.52 is: 1,250,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,489.52 : 2,187,352.68 = 906,061.52 : x
  2. Step 2: Convert to fraction form
    1,585,489.52/2,187,352.68 = 906,061.52/x
  3. Step 3: Cross multiply
    1,585,489.52x = 2,187,352.68 × 906,061.52
  4. Step 4: Simplify right side
    1,585,489.52x = 1,981,876,094,016.87
  5. Step 5: Solve for x
    x = 1,981,876,094,016.87/1,585,489.52
  6. Step 6: Final answer
    x = 1,250,008.95

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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.