Home / 3,979,839.83-5,492,197.17-2,261,054.66

Finding the Fourth Proportional to 3,979,839.83, 5,492,197.17 and 2,261,054.66

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Solution

The fourth proportional to 3,979,839.83, 5,492,197.17 and 2,261,054.66 is: 3,120,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,839.83 : 5,492,197.17 = 2,261,054.66 : x
  2. Step 2: Convert to fraction form
    3,979,839.83/5,492,197.17 = 2,261,054.66/x
  3. Step 3: Cross multiply
    3,979,839.83x = 5,492,197.17 × 2,261,054.66
  4. Step 4: Simplify right side
    3,979,839.83x = 12,418,157,977,406.32
  5. Step 5: Solve for x
    x = 12,418,157,977,406.32/3,979,839.83
  6. Step 6: Final answer
    x = 3,120,265.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.