Home / 2,261,199.21-3,391,818.26-663,788.49

Finding the Fourth Proportional to 2,261,199.21, 3,391,818.26 and 663,788.49

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Solution

The fourth proportional to 2,261,199.21, 3,391,818.26 and 663,788.49 is: 995,688.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,199.21 : 3,391,818.26 = 663,788.49 : x
  2. Step 2: Convert to fraction form
    2,261,199.21/3,391,818.26 = 663,788.49/x
  3. Step 3: Cross multiply
    2,261,199.21x = 3,391,818.26 × 663,788.49
  4. Step 4: Simplify right side
    2,261,199.21x = 2,251,449,917,840.88
  5. Step 5: Solve for x
    x = 2,251,449,917,840.88/2,261,199.21
  6. Step 6: Final answer
    x = 995,688.44

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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.