Home / 1,487,501.54-2,231,252.10-981,944.06

Finding the Fourth Proportional to 1,487,501.54, 2,231,252.10 and 981,944.06

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Solution

The fourth proportional to 1,487,501.54, 2,231,252.10 and 981,944.06 is: 1,472,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,501.54 : 2,231,252.10 = 981,944.06 : x
  2. Step 2: Convert to fraction form
    1,487,501.54/2,231,252.10 = 981,944.06/x
  3. Step 3: Cross multiply
    1,487,501.54x = 2,231,252.10 × 981,944.06
  4. Step 4: Simplify right side
    1,487,501.54x = 2,190,964,734,801.27
  5. Step 5: Solve for x
    x = 2,190,964,734,801.27/1,487,501.54
  6. Step 6: Final answer
    x = 1,472,915.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.