Home / 2,236,228.92-3,085,982.82-1,217,631.24

Finding the Fourth Proportional to 2,236,228.92, 3,085,982.82 and 1,217,631.24

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Solution

The fourth proportional to 2,236,228.92, 3,085,982.82 and 1,217,631.24 is: 1,680,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236,228.92 : 3,085,982.82 = 1,217,631.24 : x
  2. Step 2: Convert to fraction form
    2,236,228.92/3,085,982.82 = 1,217,631.24/x
  3. Step 3: Cross multiply
    2,236,228.92x = 3,085,982.82 × 1,217,631.24
  4. Step 4: Simplify right side
    2,236,228.92x = 3,757,589,087,735.30
  5. Step 5: Solve for x
    x = 3,757,589,087,735.30/2,236,228.92
  6. Step 6: Final answer
    x = 1,680,323.98

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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.