Home / 3,899,886.36-5,383,195.91-2,680,229.26

Finding the Fourth Proportional to 3,899,886.36, 5,383,195.91 and 2,680,229.26

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Solution

The fourth proportional to 3,899,886.36, 5,383,195.91 and 2,680,229.26 is: 3,699,646.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,886.36 : 5,383,195.91 = 2,680,229.26 : x
  2. Step 2: Convert to fraction form
    3,899,886.36/5,383,195.91 = 2,680,229.26/x
  3. Step 3: Cross multiply
    3,899,886.36x = 5,383,195.91 × 2,680,229.26
  4. Step 4: Simplify right side
    3,899,886.36x = 14,428,199,190,294.33
  5. Step 5: Solve for x
    x = 14,428,199,190,294.33/3,899,886.36
  6. Step 6: Final answer
    x = 3,699,646.06

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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.