Home / 3,548,989.54-5,323,481.77-853,313.83

Finding the Fourth Proportional to 3,548,989.54, 5,323,481.77 and 853,313.83

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Solution

The fourth proportional to 3,548,989.54, 5,323,481.77 and 853,313.83 is: 1,279,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,989.54 : 5,323,481.77 = 853,313.83 : x
  2. Step 2: Convert to fraction form
    3,548,989.54/5,323,481.77 = 853,313.83/x
  3. Step 3: Cross multiply
    3,548,989.54x = 5,323,481.77 × 853,313.83
  4. Step 4: Simplify right side
    3,548,989.54x = 4,542,600,618,093.88
  5. Step 5: Solve for x
    x = 4,542,600,618,093.88/3,548,989.54
  6. Step 6: Final answer
    x = 1,279,970.13

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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.