Home / 2,250,049.40-3,105,076.40-1,217,557.20

Finding the Fourth Proportional to 2,250,049.40, 3,105,076.40 and 1,217,557.20

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Solution

The fourth proportional to 2,250,049.40, 3,105,076.40 and 1,217,557.20 is: 1,680,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,049.40 : 3,105,076.40 = 1,217,557.20 : x
  2. Step 2: Convert to fraction form
    2,250,049.40/3,105,076.40 = 1,217,557.20/x
  3. Step 3: Cross multiply
    2,250,049.40x = 3,105,076.40 × 1,217,557.20
  4. Step 4: Simplify right side
    2,250,049.40x = 3,780,608,127,370.08
  5. Step 5: Solve for x
    x = 3,780,608,127,370.08/2,250,049.40
  6. Step 6: Final answer
    x = 1,680,233.39

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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.