Home / 2,010,322.60-3,015,138.30-747,500.20

Finding the Fourth Proportional to 2,010,322.60, 3,015,138.30 and 747,500.20

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Solution

The fourth proportional to 2,010,322.60, 3,015,138.30 and 747,500.20 is: 1,121,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,322.60 : 3,015,138.30 = 747,500.20 : x
  2. Step 2: Convert to fraction form
    2,010,322.60/3,015,138.30 = 747,500.20/x
  3. Step 3: Cross multiply
    2,010,322.60x = 3,015,138.30 × 747,500.20
  4. Step 4: Simplify right side
    2,010,322.60x = 2,253,816,482,277.66
  5. Step 5: Solve for x
    x = 2,253,816,482,277.66/2,010,322.60
  6. Step 6: Final answer
    x = 1,121,121.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.