Home / 3,977,399.09-5,488,401.65-2,234,791.55

Finding the Fourth Proportional to 3,977,399.09, 5,488,401.65 and 2,234,791.55

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Solution

The fourth proportional to 3,977,399.09, 5,488,401.65 and 2,234,791.55 is: 3,083,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,399.09 : 5,488,401.65 = 2,234,791.55 : x
  2. Step 2: Convert to fraction form
    3,977,399.09/5,488,401.65 = 2,234,791.55/x
  3. Step 3: Cross multiply
    3,977,399.09x = 5,488,401.65 × 2,234,791.55
  4. Step 4: Simplify right side
    3,977,399.09x = 12,265,433,632,973.10
  5. Step 5: Solve for x
    x = 12,265,433,632,973.10/3,977,399.09
  6. Step 6: Final answer
    x = 3,083,782.48

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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.