Home / 4,079,105.28-5,634,921.60-3,268,692.48

Finding the Fourth Proportional to 4,079,105.28, 5,634,921.60 and 3,268,692.48

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Solution

The fourth proportional to 4,079,105.28, 5,634,921.60 and 3,268,692.48 is: 4,515,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079,105.28 : 5,634,921.60 = 3,268,692.48 : x
  2. Step 2: Convert to fraction form
    4,079,105.28/5,634,921.60 = 3,268,692.48/x
  3. Step 3: Cross multiply
    4,079,105.28x = 5,634,921.60 × 3,268,692.48
  4. Step 4: Simplify right side
    4,079,105.28x = 18,418,825,859,309.57
  5. Step 5: Solve for x
    x = 18,418,825,859,309.57/4,079,105.28
  6. Step 6: Final answer
    x = 4,515,408.31

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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.