Home / 3,449,851.12-4,760,381.64-1,979,684.11

Finding the Fourth Proportional to 3,449,851.12, 4,760,381.64 and 1,979,684.11

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Solution

The fourth proportional to 3,449,851.12, 4,760,381.64 and 1,979,684.11 is: 2,731,727.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,851.12 : 4,760,381.64 = 1,979,684.11 : x
  2. Step 2: Convert to fraction form
    3,449,851.12/4,760,381.64 = 1,979,684.11/x
  3. Step 3: Cross multiply
    3,449,851.12x = 4,760,381.64 × 1,979,684.11
  4. Step 4: Simplify right side
    3,449,851.12x = 9,424,051,890,243.74
  5. Step 5: Solve for x
    x = 9,424,051,890,243.74/3,449,851.12
  6. Step 6: Final answer
    x = 2,731,727.13

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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.