Home / 3,868,144.16-5,337,692.30-2,125,793.46

Finding the Fourth Proportional to 3,868,144.16, 5,337,692.30 and 2,125,793.46

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Solution

The fourth proportional to 3,868,144.16, 5,337,692.30 and 2,125,793.46 is: 2,933,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,144.16 : 5,337,692.30 = 2,125,793.46 : x
  2. Step 2: Convert to fraction form
    3,868,144.16/5,337,692.30 = 2,125,793.46/x
  3. Step 3: Cross multiply
    3,868,144.16x = 5,337,692.30 × 2,125,793.46
  4. Step 4: Simplify right side
    3,868,144.16x = 11,346,831,372,203.39
  5. Step 5: Solve for x
    x = 11,346,831,372,203.39/3,868,144.16
  6. Step 6: Final answer
    x = 2,933,404.47

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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.