Home / 3,512,180.88-5,269,178.04-1,083,279.54

Finding the Fourth Proportional to 3,512,180.88, 5,269,178.04 and 1,083,279.54

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Solution

The fourth proportional to 3,512,180.88, 5,269,178.04 and 1,083,279.54 is: 1,625,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,180.88 : 5,269,178.04 = 1,083,279.54 : x
  2. Step 2: Convert to fraction form
    3,512,180.88/5,269,178.04 = 1,083,279.54/x
  3. Step 3: Cross multiply
    3,512,180.88x = 5,269,178.04 × 1,083,279.54
  4. Step 4: Simplify right side
    3,512,180.88x = 5,707,992,763,349.30
  5. Step 5: Solve for x
    x = 5,707,992,763,349.30/3,512,180.88
  6. Step 6: Final answer
    x = 1,625,198.97

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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.