Home / 2,620,894.10-3,933,136.62-915,037.61

Finding the Fourth Proportional to 2,620,894.10, 3,933,136.62 and 915,037.61

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Solution

The fourth proportional to 2,620,894.10, 3,933,136.62 and 915,037.61 is: 1,373,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,894.10 : 3,933,136.62 = 915,037.61 : x
  2. Step 2: Convert to fraction form
    2,620,894.10/3,933,136.62 = 915,037.61/x
  3. Step 3: Cross multiply
    2,620,894.10x = 3,933,136.62 × 915,037.61
  4. Step 4: Simplify right side
    2,620,894.10x = 3,598,967,912,902.60
  5. Step 5: Solve for x
    x = 3,598,967,912,902.60/2,620,894.10
  6. Step 6: Final answer
    x = 1,373,183.27

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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.