Home / 1,015,515.49-1,514,194.25-987,614.83

Finding the Fourth Proportional to 1,015,515.49, 1,514,194.25 and 987,614.83

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Solution

The fourth proportional to 1,015,515.49, 1,514,194.25 and 987,614.83 is: 1,472,592.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,515.49 : 1,514,194.25 = 987,614.83 : x
  2. Step 2: Convert to fraction form
    1,015,515.49/1,514,194.25 = 987,614.83/x
  3. Step 3: Cross multiply
    1,015,515.49x = 1,514,194.25 × 987,614.83
  4. Step 4: Simplify right side
    1,015,515.49x = 1,495,440,696,800.73
  5. Step 5: Solve for x
    x = 1,495,440,696,800.73/1,015,515.49
  6. Step 6: Final answer
    x = 1,472,592.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.