Home / 2,209,612.12-3,049,163.94-1,229,599.60

Finding the Fourth Proportional to 2,209,612.12, 3,049,163.94 and 1,229,599.60

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Solution

The fourth proportional to 2,209,612.12, 3,049,163.94 and 1,229,599.60 is: 1,696,791.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,612.12 : 3,049,163.94 = 1,229,599.60 : x
  2. Step 2: Convert to fraction form
    2,209,612.12/3,049,163.94 = 1,229,599.60/x
  3. Step 3: Cross multiply
    2,209,612.12x = 3,049,163.94 × 1,229,599.60
  4. Step 4: Simplify right side
    2,209,612.12x = 3,749,250,760,958.42
  5. Step 5: Solve for x
    x = 3,749,250,760,958.42/2,209,612.12
  6. Step 6: Final answer
    x = 1,696,791.36

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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.