Home / 2,928,147.24-4,040,268.76-1,839,788.32

Finding the Fourth Proportional to 2,928,147.24, 4,040,268.76 and 1,839,788.32

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Solution

The fourth proportional to 2,928,147.24, 4,040,268.76 and 1,839,788.32 is: 2,538,546.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,147.24 : 4,040,268.76 = 1,839,788.32 : x
  2. Step 2: Convert to fraction form
    2,928,147.24/4,040,268.76 = 1,839,788.32/x
  3. Step 3: Cross multiply
    2,928,147.24x = 4,040,268.76 × 1,839,788.32
  4. Step 4: Simplify right side
    2,928,147.24x = 7,433,239,274,308.88
  5. Step 5: Solve for x
    x = 7,433,239,274,308.88/2,928,147.24
  6. Step 6: Final answer
    x = 2,538,546.96

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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.