Home / 3,367,866.33-4,647,660.12-1,917,562.41

Finding the Fourth Proportional to 3,367,866.33, 4,647,660.12 and 1,917,562.41

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Solution

The fourth proportional to 3,367,866.33, 4,647,660.12 and 1,917,562.41 is: 2,646,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,866.33 : 4,647,660.12 = 1,917,562.41 : x
  2. Step 2: Convert to fraction form
    3,367,866.33/4,647,660.12 = 1,917,562.41/x
  3. Step 3: Cross multiply
    3,367,866.33x = 4,647,660.12 × 1,917,562.41
  4. Step 4: Simplify right side
    3,367,866.33x = 8,912,178,340,568.09
  5. Step 5: Solve for x
    x = 8,912,178,340,568.09/3,367,866.33
  6. Step 6: Final answer
    x = 2,646,238.74

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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.