Home / 1,024,791.20-1,536,390.80-664,200.80

Finding the Fourth Proportional to 1,024,791.20, 1,536,390.80 and 664,200.80

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Solution

The fourth proportional to 1,024,791.20, 1,536,390.80 and 664,200.80 is: 995,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,791.20 : 1,536,390.80 = 664,200.80 : x
  2. Step 2: Convert to fraction form
    1,024,791.20/1,536,390.80 = 664,200.80/x
  3. Step 3: Cross multiply
    1,024,791.20x = 1,536,390.80 × 664,200.80
  4. Step 4: Simplify right side
    1,024,791.20x = 1,020,471,998,472.64
  5. Step 5: Solve for x
    x = 1,020,471,998,472.64/1,024,791.20
  6. Step 6: Final answer
    x = 995,785.29

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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.