Home / 1,844,278.20-2,763,464.85-1,212,453.90

Finding the Fourth Proportional to 1,844,278.20, 2,763,464.85 and 1,212,453.90

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Solution

The fourth proportional to 1,844,278.20, 2,763,464.85 and 1,212,453.90 is: 1,816,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,278.20 : 2,763,464.85 = 1,212,453.90 : x
  2. Step 2: Convert to fraction form
    1,844,278.20/2,763,464.85 = 1,212,453.90/x
  3. Step 3: Cross multiply
    1,844,278.20x = 2,763,464.85 × 1,212,453.90
  4. Step 4: Simplify right side
    1,844,278.20x = 3,350,573,734,895.42
  5. Step 5: Solve for x
    x = 3,350,573,734,895.42/1,844,278.20
  6. Step 6: Final answer
    x = 1,816,739.87

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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.