Home / 2,179,497.14-3,007,659.13-1,261,765.11

Finding the Fourth Proportional to 2,179,497.14, 3,007,659.13 and 1,261,765.11

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Solution

The fourth proportional to 2,179,497.14, 3,007,659.13 and 1,261,765.11 is: 1,741,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,497.14 : 3,007,659.13 = 1,261,765.11 : x
  2. Step 2: Convert to fraction form
    2,179,497.14/3,007,659.13 = 1,261,765.11/x
  3. Step 3: Cross multiply
    2,179,497.14x = 3,007,659.13 × 1,261,765.11
  4. Step 4: Simplify right side
    2,179,497.14x = 3,794,959,361,131.26
  5. Step 5: Solve for x
    x = 3,794,959,361,131.26/2,179,497.14
  6. Step 6: Final answer
    x = 1,741,208.69

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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.