Home / 1,612,793.43-2,420,684.60-814,634.42

Finding the Fourth Proportional to 1,612,793.43, 2,420,684.60 and 814,634.42

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Solution

The fourth proportional to 1,612,793.43, 2,420,684.60 and 814,634.42 is: 1,222,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,793.43 : 2,420,684.60 = 814,634.42 : x
  2. Step 2: Convert to fraction form
    1,612,793.43/2,420,684.60 = 814,634.42/x
  3. Step 3: Cross multiply
    1,612,793.43x = 2,420,684.60 × 814,634.42
  4. Step 4: Simplify right side
    1,612,793.43x = 1,971,972,978,947.34
  5. Step 5: Solve for x
    x = 1,971,972,978,947.34/1,612,793.43
  6. Step 6: Final answer
    x = 1,222,706.48

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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.