Home / 3,919,184.73-5,878,206.84-1,222,882.65

Finding the Fourth Proportional to 3,919,184.73, 5,878,206.84 and 1,222,882.65

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Solution

The fourth proportional to 3,919,184.73, 5,878,206.84 and 1,222,882.65 is: 1,834,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,184.73 : 5,878,206.84 = 1,222,882.65 : x
  2. Step 2: Convert to fraction form
    3,919,184.73/5,878,206.84 = 1,222,882.65/x
  3. Step 3: Cross multiply
    3,919,184.73x = 5,878,206.84 × 1,222,882.65
  4. Step 4: Simplify right side
    3,919,184.73x = 7,188,357,157,747.33
  5. Step 5: Solve for x
    x = 7,188,357,157,747.33/3,919,184.73
  6. Step 6: Final answer
    x = 1,834,146.04

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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.