Home / 3,977,214.39-5,488,401.35-2,431,064.85

Finding the Fourth Proportional to 3,977,214.39, 5,488,401.35 and 2,431,064.85

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Solution

The fourth proportional to 3,977,214.39, 5,488,401.35 and 2,431,064.85 is: 3,354,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,214.39 : 5,488,401.35 = 2,431,064.85 : x
  2. Step 2: Convert to fraction form
    3,977,214.39/5,488,401.35 = 2,431,064.85/x
  3. Step 3: Cross multiply
    3,977,214.39x = 5,488,401.35 × 2,431,064.85
  4. Step 4: Simplify right side
    3,977,214.39x = 13,342,659,604,677.55
  5. Step 5: Solve for x
    x = 13,342,659,604,677.55/3,977,214.39
  6. Step 6: Final answer
    x = 3,354,775.05

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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.