Home / 733,843.70-1,100,765.55-680,699.60

Finding the Fourth Proportional to 733,843.70, 1,100,765.55 and 680,699.60

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Solution

The fourth proportional to 733,843.70, 1,100,765.55 and 680,699.60 is: 1,021,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,843.70 : 1,100,765.55 = 680,699.60 : x
  2. Step 2: Convert to fraction form
    733,843.70/1,100,765.55 = 680,699.60/x
  3. Step 3: Cross multiply
    733,843.70x = 1,100,765.55 × 680,699.60
  4. Step 4: Simplify right side
    733,843.70x = 749,290,669,578.78
  5. Step 5: Solve for x
    x = 749,290,669,578.78/733,843.70
  6. Step 6: Final answer
    x = 1,021,049.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.