Home / 3,055,777.38-4,216,971.65-1,679,209.79

Finding the Fourth Proportional to 3,055,777.38, 4,216,971.65 and 1,679,209.79

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Solution

The fourth proportional to 3,055,777.38, 4,216,971.65 and 1,679,209.79 is: 2,317,308.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,777.38 : 4,216,971.65 = 1,679,209.79 : x
  2. Step 2: Convert to fraction form
    3,055,777.38/4,216,971.65 = 1,679,209.79/x
  3. Step 3: Cross multiply
    3,055,777.38x = 4,216,971.65 × 1,679,209.79
  4. Step 4: Simplify right side
    3,055,777.38x = 7,081,180,049,351.55
  5. Step 5: Solve for x
    x = 7,081,180,049,351.55/3,055,777.38
  6. Step 6: Final answer
    x = 2,317,308.88

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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.