Home / 3,899,832.26-5,383,121.18-2,680,175.16

Finding the Fourth Proportional to 3,899,832.26, 5,383,121.18 and 2,680,175.16

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Solution

The fourth proportional to 3,899,832.26, 5,383,121.18 and 2,680,175.16 is: 3,699,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,832.26 : 5,383,121.18 = 2,680,175.16 : x
  2. Step 2: Convert to fraction form
    3,899,832.26/5,383,121.18 = 2,680,175.16/x
  3. Step 3: Cross multiply
    3,899,832.26x = 5,383,121.18 × 2,680,175.16
  4. Step 4: Simplify right side
    3,899,832.26x = 14,427,707,656,505.01
  5. Step 5: Solve for x
    x = 14,427,707,656,505.01/3,899,832.26
  6. Step 6: Final answer
    x = 3,699,571.34

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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.