Home / 2,214,333.76-3,055,789.92-1,247,475.64

Finding the Fourth Proportional to 2,214,333.76, 3,055,789.92 and 1,247,475.64

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Solution

The fourth proportional to 2,214,333.76, 3,055,789.92 and 1,247,475.64 is: 1,721,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,333.76 : 3,055,789.92 = 1,247,475.64 : x
  2. Step 2: Convert to fraction form
    2,214,333.76/3,055,789.92 = 1,247,475.64/x
  3. Step 3: Cross multiply
    2,214,333.76x = 3,055,789.92 × 1,247,475.64
  4. Step 4: Simplify right side
    2,214,333.76x = 3,812,023,486,157.55
  5. Step 5: Solve for x
    x = 3,812,023,486,157.55/2,214,333.76
  6. Step 6: Final answer
    x = 1,721,521.64

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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.