Home / 2,798,383.26-4,198,308.02-879,216.96

Finding the Fourth Proportional to 2,798,383.26, 4,198,308.02 and 879,216.96

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Solution

The fourth proportional to 2,798,383.26, 4,198,308.02 and 879,216.96 is: 1,319,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,383.26 : 4,198,308.02 = 879,216.96 : x
  2. Step 2: Convert to fraction form
    2,798,383.26/4,198,308.02 = 879,216.96/x
  3. Step 3: Cross multiply
    2,798,383.26x = 4,198,308.02 × 879,216.96
  4. Step 4: Simplify right side
    2,798,383.26x = 3,691,223,614,488.02
  5. Step 5: Solve for x
    x = 3,691,223,614,488.02/2,798,383.26
  6. Step 6: Final answer
    x = 1,319,055.78

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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.