Home / 1,367,876.98-1,887,767.94-756,016.60

Finding the Fourth Proportional to 1,367,876.98, 1,887,767.94 and 756,016.60

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Solution

The fourth proportional to 1,367,876.98, 1,887,767.94 and 756,016.60 is: 1,043,356.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,876.98 : 1,887,767.94 = 756,016.60 : x
  2. Step 2: Convert to fraction form
    1,367,876.98/1,887,767.94 = 756,016.60/x
  3. Step 3: Cross multiply
    1,367,876.98x = 1,887,767.94 × 756,016.60
  4. Step 4: Simplify right side
    1,367,876.98x = 1,427,183,899,587.80
  5. Step 5: Solve for x
    x = 1,427,183,899,587.80/1,367,876.98
  6. Step 6: Final answer
    x = 1,043,356.91

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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.