Home / 3,100,431.76-4,278,591.48-1,723,731.66

Finding the Fourth Proportional to 3,100,431.76, 4,278,591.48 and 1,723,731.66

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Solution

The fourth proportional to 3,100,431.76, 4,278,591.48 and 1,723,731.66 is: 2,378,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,431.76 : 4,278,591.48 = 1,723,731.66 : x
  2. Step 2: Convert to fraction form
    3,100,431.76/4,278,591.48 = 1,723,731.66/x
  3. Step 3: Cross multiply
    3,100,431.76x = 4,278,591.48 × 1,723,731.66
  4. Step 4: Simplify right side
    3,100,431.76x = 7,375,143,594,282.26
  5. Step 5: Solve for x
    x = 7,375,143,594,282.26/3,100,431.76
  6. Step 6: Final answer
    x = 2,378,747.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.