Home / 3,280,801.80-4,921,202.70-2,961,937.20

Finding the Fourth Proportional to 3,280,801.80, 4,921,202.70 and 2,961,937.20

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Solution

The fourth proportional to 3,280,801.80, 4,921,202.70 and 2,961,937.20 is: 4,442,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,801.80 : 4,921,202.70 = 2,961,937.20 : x
  2. Step 2: Convert to fraction form
    3,280,801.80/4,921,202.70 = 2,961,937.20/x
  3. Step 3: Cross multiply
    3,280,801.80x = 4,921,202.70 × 2,961,937.20
  4. Step 4: Simplify right side
    3,280,801.80x = 14,576,293,345,870.44
  5. Step 5: Solve for x
    x = 14,576,293,345,870.44/3,280,801.80
  6. Step 6: Final answer
    x = 4,442,905.80

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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.