Home / 2,990,310.30-4,487,753.60-1,552,171.91

Finding the Fourth Proportional to 2,990,310.30, 4,487,753.60 and 1,552,171.91

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Solution

The fourth proportional to 2,990,310.30, 4,487,753.60 and 1,552,171.91 is: 2,329,445.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,310.30 : 4,487,753.60 = 1,552,171.91 : x
  2. Step 2: Convert to fraction form
    2,990,310.30/4,487,753.60 = 1,552,171.91/x
  3. Step 3: Cross multiply
    2,990,310.30x = 4,487,753.60 × 1,552,171.91
  4. Step 4: Simplify right side
    2,990,310.30x = 6,965,765,046,721.75
  5. Step 5: Solve for x
    x = 6,965,765,046,721.75/2,990,310.30
  6. Step 6: Final answer
    x = 2,329,445.56

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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.