Home / 3,165,704.88-4,368,753.04-1,942,685.92

Finding the Fourth Proportional to 3,165,704.88, 4,368,753.04 and 1,942,685.92

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Solution

The fourth proportional to 3,165,704.88, 4,368,753.04 and 1,942,685.92 is: 2,680,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,704.88 : 4,368,753.04 = 1,942,685.92 : x
  2. Step 2: Convert to fraction form
    3,165,704.88/4,368,753.04 = 1,942,685.92/x
  3. Step 3: Cross multiply
    3,165,704.88x = 4,368,753.04 × 1,942,685.92
  4. Step 4: Simplify right side
    3,165,704.88x = 8,487,115,018,765.20
  5. Step 5: Solve for x
    x = 8,487,115,018,765.20/3,165,704.88
  6. Step 6: Final answer
    x = 2,680,955.85

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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.