Home / 3,921,843.40-5,882,769.70-1,226,182.76

Finding the Fourth Proportional to 3,921,843.40, 5,882,769.70 and 1,226,182.76

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Solution

The fourth proportional to 3,921,843.40, 5,882,769.70 and 1,226,182.76 is: 1,839,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,843.40 : 5,882,769.70 = 1,226,182.76 : x
  2. Step 2: Convert to fraction form
    3,921,843.40/5,882,769.70 = 1,226,182.76/x
  3. Step 3: Cross multiply
    3,921,843.40x = 5,882,769.70 × 1,226,182.76
  4. Step 4: Simplify right side
    3,921,843.40x = 7,213,350,787,190.37
  5. Step 5: Solve for x
    x = 7,213,350,787,190.37/3,921,843.40
  6. Step 6: Final answer
    x = 1,839,275.58

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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.