Home / 1,198,474.92-1,797,719.13-399,754.26

Finding the Fourth Proportional to 1,198,474.92, 1,797,719.13 and 399,754.26

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Solution

The fourth proportional to 1,198,474.92, 1,797,719.13 and 399,754.26 is: 599,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,474.92 : 1,797,719.13 = 399,754.26 : x
  2. Step 2: Convert to fraction form
    1,198,474.92/1,797,719.13 = 399,754.26/x
  3. Step 3: Cross multiply
    1,198,474.92x = 1,797,719.13 × 399,754.26
  4. Step 4: Simplify right side
    1,198,474.92x = 718,645,880,500.99
  5. Step 5: Solve for x
    x = 718,645,880,500.99/1,198,474.92
  6. Step 6: Final answer
    x = 599,633.64

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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.