Home / 3,856,436.56-5,321,873.28-2,114,102.88

Finding the Fourth Proportional to 3,856,436.56, 5,321,873.28 and 2,114,102.88

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Solution

The fourth proportional to 3,856,436.56, 5,321,873.28 and 2,114,102.88 is: 2,917,456.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,436.56 : 5,321,873.28 = 2,114,102.88 : x
  2. Step 2: Convert to fraction form
    3,856,436.56/5,321,873.28 = 2,114,102.88/x
  3. Step 3: Cross multiply
    3,856,436.56x = 5,321,873.28 × 2,114,102.88
  4. Step 4: Simplify right side
    3,856,436.56x = 11,250,987,628,243.05
  5. Step 5: Solve for x
    x = 11,250,987,628,243.05/3,856,436.56
  6. Step 6: Final answer
    x = 2,917,456.95

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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.