Home / 2,859,902.62-3,945,705.39-1,619,343.73

Finding the Fourth Proportional to 2,859,902.62, 3,945,705.39 and 1,619,343.73

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Solution

The fourth proportional to 2,859,902.62, 3,945,705.39 and 1,619,343.73 is: 2,234,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,902.62 : 3,945,705.39 = 1,619,343.73 : x
  2. Step 2: Convert to fraction form
    2,859,902.62/3,945,705.39 = 1,619,343.73/x
  3. Step 3: Cross multiply
    2,859,902.62x = 3,945,705.39 × 1,619,343.73
  4. Step 4: Simplify right side
    2,859,902.62x = 6,389,453,275,626.99
  5. Step 5: Solve for x
    x = 6,389,453,275,626.99/2,859,902.62
  6. Step 6: Final answer
    x = 2,234,150.64

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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.