Home / 984,560.72-1,479,923.88-649,752.92

Finding the Fourth Proportional to 984,560.72, 1,479,923.88 and 649,752.92

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Solution

The fourth proportional to 984,560.72, 1,479,923.88 and 649,752.92 is: 976,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,560.72 : 1,479,923.88 = 649,752.92 : x
  2. Step 2: Convert to fraction form
    984,560.72/1,479,923.88 = 649,752.92/x
  3. Step 3: Cross multiply
    984,560.72x = 1,479,923.88 × 649,752.92
  4. Step 4: Simplify right side
    984,560.72x = 961,584,862,407.73
  5. Step 5: Solve for x
    x = 961,584,862,407.73/984,560.72
  6. Step 6: Final answer
    x = 976,663.85

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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.