Home / 1,774,350.20-2,660,067.30-764,247.80

Finding the Fourth Proportional to 1,774,350.20, 2,660,067.30 and 764,247.80

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Solution

The fourth proportional to 1,774,350.20, 2,660,067.30 and 764,247.80 is: 1,145,743.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,350.20 : 2,660,067.30 = 764,247.80 : x
  2. Step 2: Convert to fraction form
    1,774,350.20/2,660,067.30 = 764,247.80/x
  3. Step 3: Cross multiply
    1,774,350.20x = 2,660,067.30 × 764,247.80
  4. Step 4: Simplify right side
    1,774,350.20x = 2,032,950,581,876.94
  5. Step 5: Solve for x
    x = 2,032,950,581,876.94/1,774,350.20
  6. Step 6: Final answer
    x = 1,145,743.71

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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.