Home / 1,126,967.04-1,690,450.56-379,013.76

Finding the Fourth Proportional to 1,126,967.04, 1,690,450.56 and 379,013.76

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Solution

The fourth proportional to 1,126,967.04, 1,690,450.56 and 379,013.76 is: 568,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,967.04 : 1,690,450.56 = 379,013.76 : x
  2. Step 2: Convert to fraction form
    1,126,967.04/1,690,450.56 = 379,013.76/x
  3. Step 3: Cross multiply
    1,126,967.04x = 1,690,450.56 × 379,013.76
  4. Step 4: Simplify right side
    1,126,967.04x = 640,704,022,839.71
  5. Step 5: Solve for x
    x = 640,704,022,839.71/1,126,967.04
  6. Step 6: Final answer
    x = 568,520.64

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Similar ratio
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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.