Home / 1,419,558.87-1,959,020.97-775,006.23

Finding the Fourth Proportional to 1,419,558.87, 1,959,020.97 and 775,006.23

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Solution

The fourth proportional to 1,419,558.87, 1,959,020.97 and 775,006.23 is: 1,069,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,558.87 : 1,959,020.97 = 775,006.23 : x
  2. Step 2: Convert to fraction form
    1,419,558.87/1,959,020.97 = 775,006.23/x
  3. Step 3: Cross multiply
    1,419,558.87x = 1,959,020.97 × 775,006.23
  4. Step 4: Simplify right side
    1,419,558.87x = 1,518,253,456,450.64
  5. Step 5: Solve for x
    x = 1,518,253,456,450.64/1,419,558.87
  6. Step 6: Final answer
    x = 1,069,524.83

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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.