Home / 3,868,179.25-5,337,774.66-2,236,692.43

Finding the Fourth Proportional to 3,868,179.25, 5,337,774.66 and 2,236,692.43

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Solution

The fourth proportional to 3,868,179.25, 5,337,774.66 and 2,236,692.43 is: 3,086,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,179.25 : 5,337,774.66 = 2,236,692.43 : x
  2. Step 2: Convert to fraction form
    3,868,179.25/5,337,774.66 = 2,236,692.43/x
  3. Step 3: Cross multiply
    3,868,179.25x = 5,337,774.66 × 2,236,692.43
  4. Step 4: Simplify right side
    3,868,179.25x = 11,938,960,148,378.95
  5. Step 5: Solve for x
    x = 11,938,960,148,378.95/3,868,179.25
  6. Step 6: Final answer
    x = 3,086,454.74

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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.