Home / 3,415,229.56-5,122,844.31-1,285,791.40

Finding the Fourth Proportional to 3,415,229.56, 5,122,844.31 and 1,285,791.40

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Solution

The fourth proportional to 3,415,229.56, 5,122,844.31 and 1,285,791.40 is: 1,928,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,229.56 : 5,122,844.31 = 1,285,791.40 : x
  2. Step 2: Convert to fraction form
    3,415,229.56/5,122,844.31 = 1,285,791.40/x
  3. Step 3: Cross multiply
    3,415,229.56x = 5,122,844.31 × 1,285,791.40
  4. Step 4: Simplify right side
    3,415,229.56x = 6,586,909,131,722.71
  5. Step 5: Solve for x
    x = 6,586,909,131,722.71/3,415,229.56
  6. Step 6: Final answer
    x = 1,928,687.08

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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.