Home / 3,868,169.18-5,337,761.09-2,236,682.16

Finding the Fourth Proportional to 3,868,169.18, 5,337,761.09 and 2,236,682.16

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Solution

The fourth proportional to 3,868,169.18, 5,337,761.09 and 2,236,682.16 is: 3,086,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,169.18 : 5,337,761.09 = 2,236,682.16 : x
  2. Step 2: Convert to fraction form
    3,868,169.18/5,337,761.09 = 2,236,682.16/x
  3. Step 3: Cross multiply
    3,868,169.18x = 5,337,761.09 × 2,236,682.16
  4. Step 4: Simplify right side
    3,868,169.18x = 11,938,874,993,161.74
  5. Step 5: Solve for x
    x = 11,938,874,993,161.74/3,868,169.18
  6. Step 6: Final answer
    x = 3,086,440.76

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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.