Home / 3,986,073-5,976,212.91-1,589,198.76

Finding the Fourth Proportional to 3,986,073, 5,976,212.91 and 1,589,198.76

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Solution

The fourth proportional to 3,986,073, 5,976,212.91 and 1,589,198.76 is: 2,382,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,073 : 5,976,212.91 = 1,589,198.76 : x
  2. Step 2: Convert to fraction form
    3,986,073/5,976,212.91 = 1,589,198.76/x
  3. Step 3: Cross multiply
    3,986,073x = 5,976,212.91 × 1,589,198.76
  4. Step 4: Simplify right side
    3,986,073x = 9,497,390,146,067.99
  5. Step 5: Solve for x
    x = 9,497,390,146,067.99/3,986,073
  6. Step 6: Final answer
    x = 2,382,643.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.