Home / 3,387,292.66-4,674,445.49-1,859,425.78

Finding the Fourth Proportional to 3,387,292.66, 4,674,445.49 and 1,859,425.78

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Solution

The fourth proportional to 3,387,292.66, 4,674,445.49 and 1,859,425.78 is: 2,565,997.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,292.66 : 4,674,445.49 = 1,859,425.78 : x
  2. Step 2: Convert to fraction form
    3,387,292.66/4,674,445.49 = 1,859,425.78/x
  3. Step 3: Cross multiply
    3,387,292.66x = 4,674,445.49 × 1,859,425.78
  4. Step 4: Simplify right side
    3,387,292.66x = 8,691,784,451,310.73
  5. Step 5: Solve for x
    x = 8,691,784,451,310.73/3,387,292.66
  6. Step 6: Final answer
    x = 2,565,997.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.