Home / 2,808,190.26-4,211,481.87-915,097.14

Finding the Fourth Proportional to 2,808,190.26, 4,211,481.87 and 915,097.14

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Solution

The fourth proportional to 2,808,190.26, 4,211,481.87 and 915,097.14 is: 1,372,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,190.26 : 4,211,481.87 = 915,097.14 : x
  2. Step 2: Convert to fraction form
    2,808,190.26/4,211,481.87 = 915,097.14/x
  3. Step 3: Cross multiply
    2,808,190.26x = 4,211,481.87 × 915,097.14
  4. Step 4: Simplify right side
    2,808,190.26x = 3,853,915,014,398.85
  5. Step 5: Solve for x
    x = 3,853,915,014,398.85/2,808,190.26
  6. Step 6: Final answer
    x = 1,372,383.87

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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.