Home / 3,728,529.80-5,565,575.04-3,199,450.76

Finding the Fourth Proportional to 3,728,529.80, 5,565,575.04 and 3,199,450.76

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Solution

The fourth proportional to 3,728,529.80, 5,565,575.04 and 3,199,450.76 is: 4,775,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728,529.80 : 5,565,575.04 = 3,199,450.76 : x
  2. Step 2: Convert to fraction form
    3,728,529.80/5,565,575.04 = 3,199,450.76/x
  3. Step 3: Cross multiply
    3,728,529.80x = 5,565,575.04 × 3,199,450.76
  4. Step 4: Simplify right side
    3,728,529.80x = 17,806,783,263,737.16
  5. Step 5: Solve for x
    x = 17,806,783,263,737.16/3,728,529.80
  6. Step 6: Final answer
    x = 4,775,818.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.