Home / 984,561.74-1,479,925.38-649,753.90

Finding the Fourth Proportional to 984,561.74, 1,479,925.38 and 649,753.90

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Solution

The fourth proportional to 984,561.74, 1,479,925.38 and 649,753.90 is: 976,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,561.74 : 1,479,925.38 = 649,753.90 : x
  2. Step 2: Convert to fraction form
    984,561.74/1,479,925.38 = 649,753.90/x
  3. Step 3: Cross multiply
    984,561.74x = 1,479,925.38 × 649,753.90
  4. Step 4: Simplify right side
    984,561.74x = 961,587,287,363.98
  5. Step 5: Solve for x
    x = 961,587,287,363.98/984,561.74
  6. Step 6: Final answer
    x = 976,665.30

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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.