Home / 4,087,310.38-5,640,064.86-2,517,193.78

Finding the Fourth Proportional to 4,087,310.38, 5,640,064.86 and 2,517,193.78

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Solution

The fourth proportional to 4,087,310.38, 5,640,064.86 and 2,517,193.78 is: 3,473,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,310.38 : 5,640,064.86 = 2,517,193.78 : x
  2. Step 2: Convert to fraction form
    4,087,310.38/5,640,064.86 = 2,517,193.78/x
  3. Step 3: Cross multiply
    4,087,310.38x = 5,640,064.86 × 2,517,193.78
  4. Step 4: Simplify right side
    4,087,310.38x = 14,197,136,192,195.75
  5. Step 5: Solve for x
    x = 14,197,136,192,195.75/4,087,310.38
  6. Step 6: Final answer
    x = 3,473,466.62

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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.