Home / 1,791,576.75-2,472,375.96-986,760.75

Finding the Fourth Proportional to 1,791,576.75, 2,472,375.96 and 986,760.75

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Solution

The fourth proportional to 1,791,576.75, 2,472,375.96 and 986,760.75 is: 1,361,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,576.75 : 2,472,375.96 = 986,760.75 : x
  2. Step 2: Convert to fraction form
    1,791,576.75/2,472,375.96 = 986,760.75/x
  3. Step 3: Cross multiply
    1,791,576.75x = 2,472,375.96 × 986,760.75
  4. Step 4: Simplify right side
    1,791,576.75x = 2,439,643,556,571.57
  5. Step 5: Solve for x
    x = 2,439,643,556,571.57/1,791,576.75
  6. Step 6: Final answer
    x = 1,361,729.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.