Home / 1,251,521.28-1,877,463.36-503,521.92

Finding the Fourth Proportional to 1,251,521.28, 1,877,463.36 and 503,521.92

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Solution

The fourth proportional to 1,251,521.28, 1,877,463.36 and 503,521.92 is: 755,355.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,521.28 : 1,877,463.36 = 503,521.92 : x
  2. Step 2: Convert to fraction form
    1,251,521.28/1,877,463.36 = 503,521.92/x
  3. Step 3: Cross multiply
    1,251,521.28x = 1,877,463.36 × 503,521.92
  4. Step 4: Simplify right side
    1,251,521.28x = 945,343,955,756.85
  5. Step 5: Solve for x
    x = 945,343,955,756.85/1,251,521.28
  6. Step 6: Final answer
    x = 755,355.88

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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.