Home / 2,219,964.80-3,329,947.20-800,067.20

Finding the Fourth Proportional to 2,219,964.80, 3,329,947.20 and 800,067.20

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Solution

The fourth proportional to 2,219,964.80, 3,329,947.20 and 800,067.20 is: 1,200,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,964.80 : 3,329,947.20 = 800,067.20 : x
  2. Step 2: Convert to fraction form
    2,219,964.80/3,329,947.20 = 800,067.20/x
  3. Step 3: Cross multiply
    2,219,964.80x = 3,329,947.20 × 800,067.20
  4. Step 4: Simplify right side
    2,219,964.80x = 2,664,181,532,451.84
  5. Step 5: Solve for x
    x = 2,664,181,532,451.84/2,219,964.80
  6. Step 6: Final answer
    x = 1,200,100.80

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1.5x scale

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.