Home / 3,256,786.20-4,881,680.10-1,234,248.60

Finding the Fourth Proportional to 3,256,786.20, 4,881,680.10 and 1,234,248.60

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Solution

The fourth proportional to 3,256,786.20, 4,881,680.10 and 1,234,248.60 is: 1,850,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,786.20 : 4,881,680.10 = 1,234,248.60 : x
  2. Step 2: Convert to fraction form
    3,256,786.20/4,881,680.10 = 1,234,248.60/x
  3. Step 3: Cross multiply
    3,256,786.20x = 4,881,680.10 × 1,234,248.60
  4. Step 4: Simplify right side
    3,256,786.20x = 6,025,206,829,072.86
  5. Step 5: Solve for x
    x = 6,025,206,829,072.86/3,256,786.20
  6. Step 6: Final answer
    x = 1,850,046.78

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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.