Home / 691,093.90-1,036,640.85-682,236.55

Finding the Fourth Proportional to 691,093.90, 1,036,640.85 and 682,236.55

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Solution

The fourth proportional to 691,093.90, 1,036,640.85 and 682,236.55 is: 1,023,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,093.90 : 1,036,640.85 = 682,236.55 : x
  2. Step 2: Convert to fraction form
    691,093.90/1,036,640.85 = 682,236.55/x
  3. Step 3: Cross multiply
    691,093.90x = 1,036,640.85 × 682,236.55
  4. Step 4: Simplify right side
    691,093.90x = 707,234,277,093.07
  5. Step 5: Solve for x
    x = 707,234,277,093.07/691,093.90
  6. Step 6: Final answer
    x = 1,023,354.83

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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.