Home / 1,367,894.32-1,887,635.52-756,015.44

Finding the Fourth Proportional to 1,367,894.32, 1,887,635.52 and 756,015.44

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Solution

The fourth proportional to 1,367,894.32, 1,887,635.52 and 756,015.44 is: 1,043,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,894.32 : 1,887,635.52 = 756,015.44 : x
  2. Step 2: Convert to fraction form
    1,367,894.32/1,887,635.52 = 756,015.44/x
  3. Step 3: Cross multiply
    1,367,894.32x = 1,887,635.52 × 756,015.44
  4. Step 4: Simplify right side
    1,367,894.32x = 1,427,081,598,212.43
  5. Step 5: Solve for x
    x = 1,427,081,598,212.43/1,367,894.32
  6. Step 6: Final answer
    x = 1,043,268.90

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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.