Home / 3,883,747.20-5,825,620.80-3,220,195.20

Finding the Fourth Proportional to 3,883,747.20, 5,825,620.80 and 3,220,195.20

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Solution

The fourth proportional to 3,883,747.20, 5,825,620.80 and 3,220,195.20 is: 4,830,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,747.20 : 5,825,620.80 = 3,220,195.20 : x
  2. Step 2: Convert to fraction form
    3,883,747.20/5,825,620.80 = 3,220,195.20/x
  3. Step 3: Cross multiply
    3,883,747.20x = 5,825,620.80 × 3,220,195.20
  4. Step 4: Simplify right side
    3,883,747.20x = 18,759,636,137,180.16
  5. Step 5: Solve for x
    x = 18,759,636,137,180.16/3,883,747.20
  6. Step 6: Final answer
    x = 4,830,292.80

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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.