Home / 3,456,751.24-4,769,604.52-1,986,375.78

Finding the Fourth Proportional to 3,456,751.24, 4,769,604.52 and 1,986,375.78

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Solution

The fourth proportional to 3,456,751.24, 4,769,604.52 and 1,986,375.78 is: 2,740,789.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,751.24 : 4,769,604.52 = 1,986,375.78 : x
  2. Step 2: Convert to fraction form
    3,456,751.24/4,769,604.52 = 1,986,375.78/x
  3. Step 3: Cross multiply
    3,456,751.24x = 4,769,604.52 × 1,986,375.78
  4. Step 4: Simplify right side
    3,456,751.24x = 9,474,226,898,706.53
  5. Step 5: Solve for x
    x = 9,474,226,898,706.53/3,456,751.24
  6. Step 6: Final answer
    x = 2,740,789.33

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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.