Home / 2,853,059.76-4,279,546.32-694,105.20

Finding the Fourth Proportional to 2,853,059.76, 4,279,546.32 and 694,105.20

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Solution

The fourth proportional to 2,853,059.76, 4,279,546.32 and 694,105.20 is: 1,041,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,059.76 : 4,279,546.32 = 694,105.20 : x
  2. Step 2: Convert to fraction form
    2,853,059.76/4,279,546.32 = 694,105.20/x
  3. Step 3: Cross multiply
    2,853,059.76x = 4,279,546.32 × 694,105.20
  4. Step 4: Simplify right side
    2,853,059.76x = 2,970,455,354,352.86
  5. Step 5: Solve for x
    x = 2,970,455,354,352.86/2,853,059.76
  6. Step 6: Final answer
    x = 1,041,147.26

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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.