Home / 2,652,458.46-3,979,464.07-855,305.79

Finding the Fourth Proportional to 2,652,458.46, 3,979,464.07 and 855,305.79

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Solution

The fourth proportional to 2,652,458.46, 3,979,464.07 and 855,305.79 is: 1,283,209.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,458.46 : 3,979,464.07 = 855,305.79 : x
  2. Step 2: Convert to fraction form
    2,652,458.46/3,979,464.07 = 855,305.79/x
  3. Step 3: Cross multiply
    2,652,458.46x = 3,979,464.07 × 855,305.79
  4. Step 4: Simplify right side
    2,652,458.46x = 3,403,658,660,167.97
  5. Step 5: Solve for x
    x = 3,403,658,660,167.97/2,652,458.46
  6. Step 6: Final answer
    x = 1,283,209.03

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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.