Home / 4,278,157.52-6,412,915.66-2,681,839.49

Finding the Fourth Proportional to 4,278,157.52, 6,412,915.66 and 2,681,839.49

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Solution

The fourth proportional to 4,278,157.52, 6,412,915.66 and 2,681,839.49 is: 4,020,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,157.52 : 6,412,915.66 = 2,681,839.49 : x
  2. Step 2: Convert to fraction form
    4,278,157.52/6,412,915.66 = 2,681,839.49/x
  3. Step 3: Cross multiply
    4,278,157.52x = 6,412,915.66 × 2,681,839.49
  4. Step 4: Simplify right side
    4,278,157.52x = 17,198,410,463,027.42
  5. Step 5: Solve for x
    x = 17,198,410,463,027.42/4,278,157.52
  6. Step 6: Final answer
    x = 4,020,050.78

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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.