Home / 1,609,732.40-2,413,723.80-663,198.80

Finding the Fourth Proportional to 1,609,732.40, 2,413,723.80 and 663,198.80

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Solution

The fourth proportional to 1,609,732.40, 2,413,723.80 and 663,198.80 is: 994,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,732.40 : 2,413,723.80 = 663,198.80 : x
  2. Step 2: Convert to fraction form
    1,609,732.40/2,413,723.80 = 663,198.80/x
  3. Step 3: Cross multiply
    1,609,732.40x = 2,413,723.80 × 663,198.80
  4. Step 4: Simplify right side
    1,609,732.40x = 1,600,778,727,691.44
  5. Step 5: Solve for x
    x = 1,600,778,727,691.44/1,609,732.40
  6. Step 6: Final answer
    x = 994,437.79

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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.