Home / 3,977,212.64-5,488,398.95-2,431,063.10

Finding the Fourth Proportional to 3,977,212.64, 5,488,398.95 and 2,431,063.10

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Solution

The fourth proportional to 3,977,212.64, 5,488,398.95 and 2,431,063.10 is: 3,354,772.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,212.64 : 5,488,398.95 = 2,431,063.10 : x
  2. Step 2: Convert to fraction form
    3,977,212.64/5,488,398.95 = 2,431,063.10/x
  3. Step 3: Cross multiply
    3,977,212.64x = 5,488,398.95 × 2,431,063.10
  4. Step 4: Simplify right side
    3,977,212.64x = 13,342,644,125,826.44
  5. Step 5: Solve for x
    x = 13,342,644,125,826.44/3,977,212.64
  6. Step 6: Final answer
    x = 3,354,772.64

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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.