Home / 2,110,399.38-2,912,498.91-1,192,713.33

Finding the Fourth Proportional to 2,110,399.38, 2,912,498.91 and 1,192,713.33

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Solution

The fourth proportional to 2,110,399.38, 2,912,498.91 and 1,192,713.33 is: 1,646,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,399.38 : 2,912,498.91 = 1,192,713.33 : x
  2. Step 2: Convert to fraction form
    2,110,399.38/2,912,498.91 = 1,192,713.33/x
  3. Step 3: Cross multiply
    2,110,399.38x = 2,912,498.91 × 1,192,713.33
  4. Step 4: Simplify right side
    2,110,399.38x = 3,473,776,273,567.47
  5. Step 5: Solve for x
    x = 3,473,776,273,567.47/2,110,399.38
  6. Step 6: Final answer
    x = 1,646,027.91

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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.