Home / 969,939.40-1,454,909.10-885,958.60

Finding the Fourth Proportional to 969,939.40, 1,454,909.10 and 885,958.60

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Solution

The fourth proportional to 969,939.40, 1,454,909.10 and 885,958.60 is: 1,328,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,939.40 : 1,454,909.10 = 885,958.60 : x
  2. Step 2: Convert to fraction form
    969,939.40/1,454,909.10 = 885,958.60/x
  3. Step 3: Cross multiply
    969,939.40x = 1,454,909.10 × 885,958.60
  4. Step 4: Simplify right side
    969,939.40x = 1,288,989,229,363.26
  5. Step 5: Solve for x
    x = 1,288,989,229,363.26/969,939.40
  6. Step 6: Final answer
    x = 1,328,937.90

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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.