Home / 980,734.80-1,471,102.20-814,846.80

Finding the Fourth Proportional to 980,734.80, 1,471,102.20 and 814,846.80

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Solution

The fourth proportional to 980,734.80, 1,471,102.20 and 814,846.80 is: 1,222,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,734.80 : 1,471,102.20 = 814,846.80 : x
  2. Step 2: Convert to fraction form
    980,734.80/1,471,102.20 = 814,846.80/x
  3. Step 3: Cross multiply
    980,734.80x = 1,471,102.20 × 814,846.80
  4. Step 4: Simplify right side
    980,734.80x = 1,198,722,920,142.96
  5. Step 5: Solve for x
    x = 1,198,722,920,142.96/980,734.80
  6. Step 6: Final answer
    x = 1,222,270.20

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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.