Home / 1,260,777.56-1,889,472.60-1,180,067.52

Finding the Fourth Proportional to 1,260,777.56, 1,889,472.60 and 1,180,067.52

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Solution

The fourth proportional to 1,260,777.56, 1,889,472.60 and 1,180,067.52 is: 1,768,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,777.56 : 1,889,472.60 = 1,180,067.52 : x
  2. Step 2: Convert to fraction form
    1,260,777.56/1,889,472.60 = 1,180,067.52/x
  3. Step 3: Cross multiply
    1,260,777.56x = 1,889,472.60 × 1,180,067.52
  4. Step 4: Simplify right side
    1,260,777.56x = 2,229,705,245,189.95
  5. Step 5: Solve for x
    x = 2,229,705,245,189.95/1,260,777.56
  6. Step 6: Final answer
    x = 1,768,515.97

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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.