Home / 1,549,481.92-2,324,356.72-427,550.88

Finding the Fourth Proportional to 1,549,481.92, 2,324,356.72 and 427,550.88

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Solution

The fourth proportional to 1,549,481.92, 2,324,356.72 and 427,550.88 is: 641,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,481.92 : 2,324,356.72 = 427,550.88 : x
  2. Step 2: Convert to fraction form
    1,549,481.92/2,324,356.72 = 427,550.88/x
  3. Step 3: Cross multiply
    1,549,481.92x = 2,324,356.72 × 427,550.88
  4. Step 4: Simplify right side
    1,549,481.92x = 993,780,761,069.91
  5. Step 5: Solve for x
    x = 993,780,761,069.91/1,549,481.92
  6. Step 6: Final answer
    x = 641,363.25

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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.