Home / 2,848,380.39-3,930,515.87-1,686,618.23

Finding the Fourth Proportional to 2,848,380.39, 3,930,515.87 and 1,686,618.23

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Solution

The fourth proportional to 2,848,380.39, 3,930,515.87 and 1,686,618.23 is: 2,327,385.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,380.39 : 3,930,515.87 = 1,686,618.23 : x
  2. Step 2: Convert to fraction form
    2,848,380.39/3,930,515.87 = 1,686,618.23/x
  3. Step 3: Cross multiply
    2,848,380.39x = 3,930,515.87 × 1,686,618.23
  4. Step 4: Simplify right side
    2,848,380.39x = 6,629,279,691,560.64
  5. Step 5: Solve for x
    x = 6,629,279,691,560.64/2,848,380.39
  6. Step 6: Final answer
    x = 2,327,385.67

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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.