Home / 2,132,553.69-3,198,830.47-853,736.83

Finding the Fourth Proportional to 2,132,553.69, 3,198,830.47 and 853,736.83

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Solution

The fourth proportional to 2,132,553.69, 3,198,830.47 and 853,736.83 is: 1,280,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,553.69 : 3,198,830.47 = 853,736.83 : x
  2. Step 2: Convert to fraction form
    2,132,553.69/3,198,830.47 = 853,736.83/x
  3. Step 3: Cross multiply
    2,132,553.69x = 3,198,830.47 × 853,736.83
  4. Step 4: Simplify right side
    2,132,553.69x = 2,730,959,375,033.79
  5. Step 5: Solve for x
    x = 2,730,959,375,033.79/2,132,553.69
  6. Step 6: Final answer
    x = 1,280,605.21

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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.