Home / 1,367,954.52-1,887,744.28-747,731.79

Finding the Fourth Proportional to 1,367,954.52, 1,887,744.28 and 747,731.79

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Solution

The fourth proportional to 1,367,954.52, 1,887,744.28 and 747,731.79 is: 1,031,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,954.52 : 1,887,744.28 = 747,731.79 : x
  2. Step 2: Convert to fraction form
    1,367,954.52/1,887,744.28 = 747,731.79/x
  3. Step 3: Cross multiply
    1,367,954.52x = 1,887,744.28 × 747,731.79
  4. Step 4: Simplify right side
    1,367,954.52x = 1,411,526,409,546.66
  5. Step 5: Solve for x
    x = 1,411,526,409,546.66/1,367,954.52
  6. Step 6: Final answer
    x = 1,031,851.86

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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.