Home / 2,151,073.14-3,228,604.74-1,086,862.56

Finding the Fourth Proportional to 2,151,073.14, 3,228,604.74 and 1,086,862.56

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Solution

The fourth proportional to 2,151,073.14, 3,228,604.74 and 1,086,862.56 is: 1,631,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,073.14 : 3,228,604.74 = 1,086,862.56 : x
  2. Step 2: Convert to fraction form
    2,151,073.14/3,228,604.74 = 1,086,862.56/x
  3. Step 3: Cross multiply
    2,151,073.14x = 3,228,604.74 × 1,086,862.56
  4. Step 4: Simplify right side
    2,151,073.14x = 3,509,049,612,944.53
  5. Step 5: Solve for x
    x = 3,509,049,612,944.53/2,151,073.14
  6. Step 6: Final answer
    x = 1,631,301.86

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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.