Home / 2,777,979.27-4,187,790.39-2,592,805.32

Finding the Fourth Proportional to 2,777,979.27, 4,187,790.39 and 2,592,805.32

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Solution

The fourth proportional to 2,777,979.27, 4,187,790.39 and 2,592,805.32 is: 3,908,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,979.27 : 4,187,790.39 = 2,592,805.32 : x
  2. Step 2: Convert to fraction form
    2,777,979.27/4,187,790.39 = 2,592,805.32/x
  3. Step 3: Cross multiply
    2,777,979.27x = 4,187,790.39 × 2,592,805.32
  4. Step 4: Simplify right side
    2,777,979.27x = 10,858,125,202,236.88
  5. Step 5: Solve for x
    x = 10,858,125,202,236.88/2,777,979.27
  6. Step 6: Final answer
    x = 3,908,641.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.