Home / 3,431,386.44-5,143,732.56-1,633,786.92

Finding the Fourth Proportional to 3,431,386.44, 5,143,732.56 and 1,633,786.92

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Solution

The fourth proportional to 3,431,386.44, 5,143,732.56 and 1,633,786.92 is: 2,449,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,386.44 : 5,143,732.56 = 1,633,786.92 : x
  2. Step 2: Convert to fraction form
    3,431,386.44/5,143,732.56 = 1,633,786.92/x
  3. Step 3: Cross multiply
    3,431,386.44x = 5,143,732.56 × 1,633,786.92
  4. Step 4: Simplify right side
    3,431,386.44x = 8,403,762,976,506.11
  5. Step 5: Solve for x
    x = 8,403,762,976,506.11/3,431,386.44
  6. Step 6: Final answer
    x = 2,449,086.72

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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.