Home / 1,367,690.52-1,887,450.66-755,882.96

Finding the Fourth Proportional to 1,367,690.52, 1,887,450.66 and 755,882.96

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Solution

The fourth proportional to 1,367,690.52, 1,887,450.66 and 755,882.96 is: 1,043,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,690.52 : 1,887,450.66 = 755,882.96 : x
  2. Step 2: Convert to fraction form
    1,367,690.52/1,887,450.66 = 755,882.96/x
  3. Step 3: Cross multiply
    1,367,690.52x = 1,887,450.66 × 755,882.96
  4. Step 4: Simplify right side
    1,367,690.52x = 1,426,691,791,734.75
  5. Step 5: Solve for x
    x = 1,426,691,791,734.75/1,367,690.52
  6. Step 6: Final answer
    x = 1,043,139.34

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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.