Home / 3,977,209.64-5,488,394.80-2,431,060.10

Finding the Fourth Proportional to 3,977,209.64, 5,488,394.80 and 2,431,060.10

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Solution

The fourth proportional to 3,977,209.64, 5,488,394.80 and 2,431,060.10 is: 3,354,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,209.64 : 5,488,394.80 = 2,431,060.10 : x
  2. Step 2: Convert to fraction form
    3,977,209.64/5,488,394.80 = 2,431,060.10/x
  3. Step 3: Cross multiply
    3,977,209.64x = 5,488,394.80 × 2,431,060.10
  4. Step 4: Simplify right side
    3,977,209.64x = 13,342,617,584,092.66
  5. Step 5: Solve for x
    x = 13,342,617,584,092.66/3,977,209.64
  6. Step 6: Final answer
    x = 3,354,768.49

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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.