Home / 1,419,844.92-1,959,465.38-775,324.95

Finding the Fourth Proportional to 1,419,844.92, 1,959,465.38 and 775,324.95

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Solution

The fourth proportional to 1,419,844.92, 1,959,465.38 and 775,324.95 is: 1,069,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,844.92 : 1,959,465.38 = 775,324.95 : x
  2. Step 2: Convert to fraction form
    1,419,844.92/1,959,465.38 = 775,324.95/x
  3. Step 3: Cross multiply
    1,419,844.92x = 1,959,465.38 × 775,324.95
  4. Step 4: Simplify right side
    1,419,844.92x = 1,519,222,393,898.61
  5. Step 5: Solve for x
    x = 1,519,222,393,898.61/1,419,844.92
  6. Step 6: Final answer
    x = 1,069,991.78

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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.