Home / 1,367,900.32-1,887,643.80-756,021.44

Finding the Fourth Proportional to 1,367,900.32, 1,887,643.80 and 756,021.44

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Solution

The fourth proportional to 1,367,900.32, 1,887,643.80 and 756,021.44 is: 1,043,277.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,900.32 : 1,887,643.80 = 756,021.44 : x
  2. Step 2: Convert to fraction form
    1,367,900.32/1,887,643.80 = 756,021.44/x
  3. Step 3: Cross multiply
    1,367,900.32x = 1,887,643.80 × 756,021.44
  4. Step 4: Simplify right side
    1,367,900.32x = 1,427,099,183,883.07
  5. Step 5: Solve for x
    x = 1,427,099,183,883.07/1,367,900.32
  6. Step 6: Final answer
    x = 1,043,277.18

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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.