Home / 5,620,928.76-7,757,932.52-3,206,480.76

Finding the Fourth Proportional to 5,620,928.76, 7,757,932.52 and 3,206,480.76

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Solution

The fourth proportional to 5,620,928.76, 7,757,932.52 and 3,206,480.76 is: 4,425,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,928.76 : 7,757,932.52 = 3,206,480.76 : x
  2. Step 2: Convert to fraction form
    5,620,928.76/7,757,932.52 = 3,206,480.76/x
  3. Step 3: Cross multiply
    5,620,928.76x = 7,757,932.52 × 3,206,480.76
  4. Step 4: Simplify right side
    5,620,928.76x = 24,875,661,362,758.31
  5. Step 5: Solve for x
    x = 24,875,661,362,758.31/5,620,928.76
  6. Step 6: Final answer
    x = 4,425,542.90

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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.