Home / 3,863,198.16-5,331,204.36-2,144,339.28

Finding the Fourth Proportional to 3,863,198.16, 5,331,204.36 and 2,144,339.28

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Solution

The fourth proportional to 3,863,198.16, 5,331,204.36 and 2,144,339.28 is: 2,959,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,198.16 : 5,331,204.36 = 2,144,339.28 : x
  2. Step 2: Convert to fraction form
    3,863,198.16/5,331,204.36 = 2,144,339.28/x
  3. Step 3: Cross multiply
    3,863,198.16x = 5,331,204.36 × 2,144,339.28
  4. Step 4: Simplify right side
    3,863,198.16x = 11,431,910,918,855.26
  5. Step 5: Solve for x
    x = 11,431,910,918,855.26/3,863,198.16
  6. Step 6: Final answer
    x = 2,959,183.15

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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.