Home / 2,151,105.14-3,228,652.74-1,086,894.56

Finding the Fourth Proportional to 2,151,105.14, 3,228,652.74 and 1,086,894.56

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Solution

The fourth proportional to 2,151,105.14, 3,228,652.74 and 1,086,894.56 is: 1,631,349.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,105.14 : 3,228,652.74 = 1,086,894.56 : x
  2. Step 2: Convert to fraction form
    2,151,105.14/3,228,652.74 = 1,086,894.56/x
  3. Step 3: Cross multiply
    2,151,105.14x = 3,228,652.74 × 1,086,894.56
  4. Step 4: Simplify right side
    2,151,105.14x = 3,509,205,099,235.10
  5. Step 5: Solve for x
    x = 3,509,205,099,235.10/2,151,105.14
  6. Step 6: Final answer
    x = 1,631,349.87

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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.