Home / 1,161,016.80-1,741,525.20-682,719.90

Finding the Fourth Proportional to 1,161,016.80, 1,741,525.20 and 682,719.90

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Solution

The fourth proportional to 1,161,016.80, 1,741,525.20 and 682,719.90 is: 1,024,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,016.80 : 1,741,525.20 = 682,719.90 : x
  2. Step 2: Convert to fraction form
    1,161,016.80/1,741,525.20 = 682,719.90/x
  3. Step 3: Cross multiply
    1,161,016.80x = 1,741,525.20 × 682,719.90
  4. Step 4: Simplify right side
    1,161,016.80x = 1,188,973,910,391.48
  5. Step 5: Solve for x
    x = 1,188,973,910,391.48/1,161,016.80
  6. Step 6: Final answer
    x = 1,024,079.85

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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.