Home / 1,198,196.62-1,797,310.83-399,478.42

Finding the Fourth Proportional to 1,198,196.62, 1,797,310.83 and 399,478.42

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Solution

The fourth proportional to 1,198,196.62, 1,797,310.83 and 399,478.42 is: 599,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,196.62 : 1,797,310.83 = 399,478.42 : x
  2. Step 2: Convert to fraction form
    1,198,196.62/1,797,310.83 = 399,478.42/x
  3. Step 3: Cross multiply
    1,198,196.62x = 1,797,310.83 × 399,478.42
  4. Step 4: Simplify right side
    1,198,196.62x = 717,986,895,554.88
  5. Step 5: Solve for x
    x = 717,986,895,554.88/1,198,196.62
  6. Step 6: Final answer
    x = 599,222.93

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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.