Home / 3,868,179.75-5,337,775.35-2,236,692.93

Finding the Fourth Proportional to 3,868,179.75, 5,337,775.35 and 2,236,692.93

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Solution

The fourth proportional to 3,868,179.75, 5,337,775.35 and 2,236,692.93 is: 3,086,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,179.75 : 5,337,775.35 = 2,236,692.93 : x
  2. Step 2: Convert to fraction form
    3,868,179.75/5,337,775.35 = 2,236,692.93/x
  3. Step 3: Cross multiply
    3,868,179.75x = 5,337,775.35 × 2,236,692.93
  4. Step 4: Simplify right side
    3,868,179.75x = 11,938,964,387,273.28
  5. Step 5: Solve for x
    x = 11,938,964,387,273.28/3,868,179.75
  6. Step 6: Final answer
    x = 3,086,455.43

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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.