Home / 3,179,744.28-4,388,103.54-1,729,471.32

Finding the Fourth Proportional to 3,179,744.28, 4,388,103.54 and 1,729,471.32

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Solution

The fourth proportional to 3,179,744.28, 4,388,103.54 and 1,729,471.32 is: 2,386,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,744.28 : 4,388,103.54 = 1,729,471.32 : x
  2. Step 2: Convert to fraction form
    3,179,744.28/4,388,103.54 = 1,729,471.32/x
  3. Step 3: Cross multiply
    3,179,744.28x = 4,388,103.54 × 1,729,471.32
  4. Step 4: Simplify right side
    3,179,744.28x = 7,589,099,221,620.47
  5. Step 5: Solve for x
    x = 7,589,099,221,620.47/3,179,744.28
  6. Step 6: Final answer
    x = 2,386,701.12

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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.