Home / 3,287,272.20-4,930,908.30-2,153,531.40

Finding the Fourth Proportional to 3,287,272.20, 4,930,908.30 and 2,153,531.40

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Solution

The fourth proportional to 3,287,272.20, 4,930,908.30 and 2,153,531.40 is: 3,230,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,272.20 : 4,930,908.30 = 2,153,531.40 : x
  2. Step 2: Convert to fraction form
    3,287,272.20/4,930,908.30 = 2,153,531.40/x
  3. Step 3: Cross multiply
    3,287,272.20x = 4,930,908.30 × 2,153,531.40
  4. Step 4: Simplify right side
    3,287,272.20x = 10,618,865,854,570.62
  5. Step 5: Solve for x
    x = 10,618,865,854,570.62/3,287,272.20
  6. Step 6: Final answer
    x = 3,230,297.10

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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.