Home / 3,321,377.20-4,982,065.80-3,293,383.60

Finding the Fourth Proportional to 3,321,377.20, 4,982,065.80 and 3,293,383.60

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Solution

The fourth proportional to 3,321,377.20, 4,982,065.80 and 3,293,383.60 is: 4,940,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,377.20 : 4,982,065.80 = 3,293,383.60 : x
  2. Step 2: Convert to fraction form
    3,321,377.20/4,982,065.80 = 3,293,383.60/x
  3. Step 3: Cross multiply
    3,321,377.20x = 4,982,065.80 × 3,293,383.60
  4. Step 4: Simplify right side
    3,321,377.20x = 16,407,853,799,840.88
  5. Step 5: Solve for x
    x = 16,407,853,799,840.88/3,321,377.20
  6. Step 6: Final answer
    x = 4,940,075.40

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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.