Home / 1,250,379.52-1,873,314.24-769,770.88

Finding the Fourth Proportional to 1,250,379.52, 1,873,314.24 and 769,770.88

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Solution

The fourth proportional to 1,250,379.52, 1,873,314.24 and 769,770.88 is: 1,153,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,379.52 : 1,873,314.24 = 769,770.88 : x
  2. Step 2: Convert to fraction form
    1,250,379.52/1,873,314.24 = 769,770.88/x
  3. Step 3: Cross multiply
    1,250,379.52x = 1,873,314.24 × 769,770.88
  4. Step 4: Simplify right side
    1,250,379.52x = 1,442,022,751,041.33
  5. Step 5: Solve for x
    x = 1,442,022,751,041.33/1,250,379.52
  6. Step 6: Final answer
    x = 1,153,268.05

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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.