Home / 2,198,465.46-3,297,540.51-682,109.46

Finding the Fourth Proportional to 2,198,465.46, 3,297,540.51 and 682,109.46

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Solution

The fourth proportional to 2,198,465.46, 3,297,540.51 and 682,109.46 is: 1,023,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,465.46 : 3,297,540.51 = 682,109.46 : x
  2. Step 2: Convert to fraction form
    2,198,465.46/3,297,540.51 = 682,109.46/x
  3. Step 3: Cross multiply
    2,198,465.46x = 3,297,540.51 × 682,109.46
  4. Step 4: Simplify right side
    2,198,465.46x = 2,249,283,576,604.22
  5. Step 5: Solve for x
    x = 2,249,283,576,604.22/2,198,465.46
  6. Step 6: Final answer
    x = 1,023,115.27

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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.