Home / 1,198,911.89-1,796,817.60-897,023.85

Finding the Fourth Proportional to 1,198,911.89, 1,796,817.60 and 897,023.85

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Solution

The fourth proportional to 1,198,911.89, 1,796,817.60 and 897,023.85 is: 1,344,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,911.89 : 1,796,817.60 = 897,023.85 : x
  2. Step 2: Convert to fraction form
    1,198,911.89/1,796,817.60 = 897,023.85/x
  3. Step 3: Cross multiply
    1,198,911.89x = 1,796,817.60 × 897,023.85
  4. Step 4: Simplify right side
    1,198,911.89x = 1,611,788,241,299.76
  5. Step 5: Solve for x
    x = 1,611,788,241,299.76/1,198,911.89
  6. Step 6: Final answer
    x = 1,344,375.90

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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.