Home / 3,979,892.12-5,969,254.94-1,957,593.20

Finding the Fourth Proportional to 3,979,892.12, 5,969,254.94 and 1,957,593.20

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Solution

The fourth proportional to 3,979,892.12, 5,969,254.94 and 1,957,593.20 is: 2,936,102.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,892.12 : 5,969,254.94 = 1,957,593.20 : x
  2. Step 2: Convert to fraction form
    3,979,892.12/5,969,254.94 = 1,957,593.20/x
  3. Step 3: Cross multiply
    3,979,892.12x = 5,969,254.94 × 1,957,593.20
  4. Step 4: Simplify right side
    3,979,892.12x = 11,685,372,879,610.41
  5. Step 5: Solve for x
    x = 11,685,372,879,610.41/3,979,892.12
  6. Step 6: Final answer
    x = 2,936,102.92

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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.