Home / 3,895,776.09-5,376,067.88-2,176,910.73

Finding the Fourth Proportional to 3,895,776.09, 5,376,067.88 and 2,176,910.73

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Solution

The fourth proportional to 3,895,776.09, 5,376,067.88 and 2,176,910.73 is: 3,004,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895,776.09 : 5,376,067.88 = 2,176,910.73 : x
  2. Step 2: Convert to fraction form
    3,895,776.09/5,376,067.88 = 2,176,910.73/x
  3. Step 3: Cross multiply
    3,895,776.09x = 5,376,067.88 × 2,176,910.73
  4. Step 4: Simplify right side
    3,895,776.09x = 11,703,219,842,295.80
  5. Step 5: Solve for x
    x = 11,703,219,842,295.80/3,895,776.09
  6. Step 6: Final answer
    x = 3,004,079.18

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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.