Home / 863,722.20-1,295,583.30-800,736.60

Finding the Fourth Proportional to 863,722.20, 1,295,583.30 and 800,736.60

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Solution

The fourth proportional to 863,722.20, 1,295,583.30 and 800,736.60 is: 1,201,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,722.20 : 1,295,583.30 = 800,736.60 : x
  2. Step 2: Convert to fraction form
    863,722.20/1,295,583.30 = 800,736.60/x
  3. Step 3: Cross multiply
    863,722.20x = 1,295,583.30 × 800,736.60
  4. Step 4: Simplify right side
    863,722.20x = 1,037,420,966,658.78
  5. Step 5: Solve for x
    x = 1,037,420,966,658.78/863,722.20
  6. Step 6: Final answer
    x = 1,201,104.90

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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.