Home / 3,196,823.92-4,794,658.14-921,788.97

Finding the Fourth Proportional to 3,196,823.92, 4,794,658.14 and 921,788.97

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Solution

The fourth proportional to 3,196,823.92, 4,794,658.14 and 921,788.97 is: 1,382,516.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,823.92 : 4,794,658.14 = 921,788.97 : x
  2. Step 2: Convert to fraction form
    3,196,823.92/4,794,658.14 = 921,788.97/x
  3. Step 3: Cross multiply
    3,196,823.92x = 4,794,658.14 × 921,788.97
  4. Step 4: Simplify right side
    3,196,823.92x = 4,419,662,988,372.72
  5. Step 5: Solve for x
    x = 4,419,662,988,372.72/3,196,823.92
  6. Step 6: Final answer
    x = 1,382,516.87

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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.