Home / 4,215,728.16-5,817,708.30-2,281,982.76

Finding the Fourth Proportional to 4,215,728.16, 5,817,708.30 and 2,281,982.76

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Solution

The fourth proportional to 4,215,728.16, 5,817,708.30 and 2,281,982.76 is: 3,149,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,728.16 : 5,817,708.30 = 2,281,982.76 : x
  2. Step 2: Convert to fraction form
    4,215,728.16/5,817,708.30 = 2,281,982.76/x
  3. Step 3: Cross multiply
    4,215,728.16x = 5,817,708.30 × 2,281,982.76
  4. Step 4: Simplify right side
    4,215,728.16x = 13,275,910,043,308.91
  5. Step 5: Solve for x
    x = 13,275,910,043,308.91/4,215,728.16
  6. Step 6: Final answer
    x = 3,149,138.07

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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.