Home / 2,389,247.20-3,581,976.31-1,251,791.24

Finding the Fourth Proportional to 2,389,247.20, 3,581,976.31 and 1,251,791.24

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Solution

The fourth proportional to 2,389,247.20, 3,581,976.31 and 1,251,791.24 is: 1,876,694.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,247.20 : 3,581,976.31 = 1,251,791.24 : x
  2. Step 2: Convert to fraction form
    2,389,247.20/3,581,976.31 = 1,251,791.24/x
  3. Step 3: Cross multiply
    2,389,247.20x = 3,581,976.31 × 1,251,791.24
  4. Step 4: Simplify right side
    2,389,247.20x = 4,483,886,566,745.52
  5. Step 5: Solve for x
    x = 4,483,886,566,745.52/2,389,247.20
  6. Step 6: Final answer
    x = 1,876,694.29

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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.