Home / 3,328,621.20-4,990,015.80-2,260,198.80

Finding the Fourth Proportional to 3,328,621.20, 4,990,015.80 and 2,260,198.80

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Solution

The fourth proportional to 3,328,621.20, 4,990,015.80 and 2,260,198.80 is: 3,388,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,621.20 : 4,990,015.80 = 2,260,198.80 : x
  2. Step 2: Convert to fraction form
    3,328,621.20/4,990,015.80 = 2,260,198.80/x
  3. Step 3: Cross multiply
    3,328,621.20x = 4,990,015.80 × 2,260,198.80
  4. Step 4: Simplify right side
    3,328,621.20x = 11,278,427,723,141.04
  5. Step 5: Solve for x
    x = 11,278,427,723,141.04/3,328,621.20
  6. Step 6: Final answer
    x = 3,388,318.18

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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.