Home / 3,876,789.13-5,815,185.06-1,744,382.12

Finding the Fourth Proportional to 3,876,789.13, 5,815,185.06 and 1,744,382.12

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Solution

The fourth proportional to 3,876,789.13, 5,815,185.06 and 1,744,382.12 is: 2,616,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,789.13 : 5,815,185.06 = 1,744,382.12 : x
  2. Step 2: Convert to fraction form
    3,876,789.13/5,815,185.06 = 1,744,382.12/x
  3. Step 3: Cross multiply
    3,876,789.13x = 5,815,185.06 × 1,744,382.12
  4. Step 4: Simplify right side
    3,876,789.13x = 10,143,904,810,808.49
  5. Step 5: Solve for x
    x = 10,143,904,810,808.49/3,876,789.13
  6. Step 6: Final answer
    x = 2,616,573.79

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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.