Home / 3,851,767.17-5,315,373.27-2,132,850.78

Finding the Fourth Proportional to 3,851,767.17, 5,315,373.27 and 2,132,850.78

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Solution

The fourth proportional to 3,851,767.17, 5,315,373.27 and 2,132,850.78 is: 2,943,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,767.17 : 5,315,373.27 = 2,132,850.78 : x
  2. Step 2: Convert to fraction form
    3,851,767.17/5,315,373.27 = 2,132,850.78/x
  3. Step 3: Cross multiply
    3,851,767.17x = 5,315,373.27 × 2,132,850.78
  4. Step 4: Simplify right side
    3,851,767.17x = 11,336,898,024,910.65
  5. Step 5: Solve for x
    x = 11,336,898,024,910.65/3,851,767.17
  6. Step 6: Final answer
    x = 2,943,297.85

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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.