Home / 3,680,713.09-5,079,284.82-2,049,120.59

Finding the Fourth Proportional to 3,680,713.09, 5,079,284.82 and 2,049,120.59

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Solution

The fourth proportional to 3,680,713.09, 5,079,284.82 and 2,049,120.59 is: 2,827,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,713.09 : 5,079,284.82 = 2,049,120.59 : x
  2. Step 2: Convert to fraction form
    3,680,713.09/5,079,284.82 = 2,049,120.59/x
  3. Step 3: Cross multiply
    3,680,713.09x = 5,079,284.82 × 2,049,120.59
  4. Step 4: Simplify right side
    3,680,713.09x = 10,408,067,107,136.45
  5. Step 5: Solve for x
    x = 10,408,067,107,136.45/3,680,713.09
  6. Step 6: Final answer
    x = 2,827,731.17

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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.