Home / 2,515,299.20-3,770,577.12-1,251,932.48

Finding the Fourth Proportional to 2,515,299.20, 3,770,577.12 and 1,251,932.48

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Solution

The fourth proportional to 2,515,299.20, 3,770,577.12 and 1,251,932.48 is: 1,876,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,299.20 : 3,770,577.12 = 1,251,932.48 : x
  2. Step 2: Convert to fraction form
    2,515,299.20/3,770,577.12 = 1,251,932.48/x
  3. Step 3: Cross multiply
    2,515,299.20x = 3,770,577.12 × 1,251,932.48
  4. Step 4: Simplify right side
    2,515,299.20x = 4,720,507,964,872.86
  5. Step 5: Solve for x
    x = 4,720,507,964,872.86/2,515,299.20
  6. Step 6: Final answer
    x = 1,876,718.27

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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.