Home / 2,627,489.76-3,625,934.27-1,420,265.76

Finding the Fourth Proportional to 2,627,489.76, 3,625,934.27 and 1,420,265.76

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Solution

The fourth proportional to 2,627,489.76, 3,625,934.27 and 1,420,265.76 is: 1,959,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627,489.76 : 3,625,934.27 = 1,420,265.76 : x
  2. Step 2: Convert to fraction form
    2,627,489.76/3,625,934.27 = 1,420,265.76/x
  3. Step 3: Cross multiply
    2,627,489.76x = 3,625,934.27 × 1,420,265.76
  4. Step 4: Simplify right side
    2,627,489.76x = 5,149,790,284,590.27
  5. Step 5: Solve for x
    x = 5,149,790,284,590.27/2,627,489.76
  6. Step 6: Final answer
    x = 1,959,965.88

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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.