Home / 4,987,586.33-6,882,872.08-2,782,449.15

Finding the Fourth Proportional to 4,987,586.33, 6,882,872.08 and 2,782,449.15

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Solution

The fourth proportional to 4,987,586.33, 6,882,872.08 and 2,782,449.15 is: 3,839,781.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,586.33 : 6,882,872.08 = 2,782,449.15 : x
  2. Step 2: Convert to fraction form
    4,987,586.33/6,882,872.08 = 2,782,449.15/x
  3. Step 3: Cross multiply
    4,987,586.33x = 6,882,872.08 × 2,782,449.15
  4. Step 4: Simplify right side
    4,987,586.33x = 19,151,241,595,270.05
  5. Step 5: Solve for x
    x = 19,151,241,595,270.05/4,987,586.33
  6. Step 6: Final answer
    x = 3,839,781.48

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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.