Home / 3,932,692.11-5,427,217.76-2,213,875.35

Finding the Fourth Proportional to 3,932,692.11, 5,427,217.76 and 2,213,875.35

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Solution

The fourth proportional to 3,932,692.11, 5,427,217.76 and 2,213,875.35 is: 3,055,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,692.11 : 5,427,217.76 = 2,213,875.35 : x
  2. Step 2: Convert to fraction form
    3,932,692.11/5,427,217.76 = 2,213,875.35/x
  3. Step 3: Cross multiply
    3,932,692.11x = 5,427,217.76 × 2,213,875.35
  4. Step 4: Simplify right side
    3,932,692.11x = 12,015,183,606,876.84
  5. Step 5: Solve for x
    x = 12,015,183,606,876.84/3,932,692.11
  6. Step 6: Final answer
    x = 3,055,205.77

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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.