Home / 5,361,954.80-8,040,793.80-1,766,721.20

Finding the Fourth Proportional to 5,361,954.80, 8,040,793.80 and 1,766,721.20

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Solution

The fourth proportional to 5,361,954.80, 8,040,793.80 and 1,766,721.20 is: 2,649,377.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,954.80 : 8,040,793.80 = 1,766,721.20 : x
  2. Step 2: Convert to fraction form
    5,361,954.80/8,040,793.80 = 1,766,721.20/x
  3. Step 3: Cross multiply
    5,361,954.80x = 8,040,793.80 × 1,766,721.20
  4. Step 4: Simplify right side
    5,361,954.80x = 14,205,840,871,288.56
  5. Step 5: Solve for x
    x = 14,205,840,871,288.56/5,361,954.80
  6. Step 6: Final answer
    x = 2,649,377.21

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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.