Home / 3,424,620.41-5,137,666.79-995,815.85

Finding the Fourth Proportional to 3,424,620.41, 5,137,666.79 and 995,815.85

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Solution

The fourth proportional to 3,424,620.41, 5,137,666.79 and 995,815.85 is: 1,493,937.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,620.41 : 5,137,666.79 = 995,815.85 : x
  2. Step 2: Convert to fraction form
    3,424,620.41/5,137,666.79 = 995,815.85/x
  3. Step 3: Cross multiply
    3,424,620.41x = 5,137,666.79 × 995,815.85
  4. Step 4: Simplify right side
    3,424,620.41x = 5,116,169,990,833.21
  5. Step 5: Solve for x
    x = 5,116,169,990,833.21/3,424,620.41
  6. Step 6: Final answer
    x = 1,493,937.83

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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.