Home / 1,381,794.46-2,072,691.72-539,755.72

Finding the Fourth Proportional to 1,381,794.46, 2,072,691.72 and 539,755.72

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Solution

The fourth proportional to 1,381,794.46, 2,072,691.72 and 539,755.72 is: 809,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,794.46 : 2,072,691.72 = 539,755.72 : x
  2. Step 2: Convert to fraction form
    1,381,794.46/2,072,691.72 = 539,755.72/x
  3. Step 3: Cross multiply
    1,381,794.46x = 2,072,691.72 × 539,755.72
  4. Step 4: Simplify right side
    1,381,794.46x = 1,118,747,206,484.91
  5. Step 5: Solve for x
    x = 1,118,747,206,484.91/1,381,794.46
  6. Step 6: Final answer
    x = 809,633.59

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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.