Home / 2,265,992.16-3,398,973.12-918,134.88

Finding the Fourth Proportional to 2,265,992.16, 3,398,973.12 and 918,134.88

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Solution

The fourth proportional to 2,265,992.16, 3,398,973.12 and 918,134.88 is: 1,377,196.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,992.16 : 3,398,973.12 = 918,134.88 : x
  2. Step 2: Convert to fraction form
    2,265,992.16/3,398,973.12 = 918,134.88/x
  3. Step 3: Cross multiply
    2,265,992.16x = 3,398,973.12 × 918,134.88
  4. Step 4: Simplify right side
    2,265,992.16x = 3,120,715,777,654.43
  5. Step 5: Solve for x
    x = 3,120,715,777,654.43/2,265,992.16
  6. Step 6: Final answer
    x = 1,377,196.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.