Home / 1,127,630.70-1,691,446.05-454,034.70

Finding the Fourth Proportional to 1,127,630.70, 1,691,446.05 and 454,034.70

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Solution

The fourth proportional to 1,127,630.70, 1,691,446.05 and 454,034.70 is: 681,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,630.70 : 1,691,446.05 = 454,034.70 : x
  2. Step 2: Convert to fraction form
    1,127,630.70/1,691,446.05 = 454,034.70/x
  3. Step 3: Cross multiply
    1,127,630.70x = 1,691,446.05 × 454,034.70
  4. Step 4: Simplify right side
    1,127,630.70x = 767,975,199,877.94
  5. Step 5: Solve for x
    x = 767,975,199,877.94/1,127,630.70
  6. Step 6: Final answer
    x = 681,052.05

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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.