Home / 1,942,231.50-2,680,248.69-1,082,844.18

Finding the Fourth Proportional to 1,942,231.50, 2,680,248.69 and 1,082,844.18

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Solution

The fourth proportional to 1,942,231.50, 2,680,248.69 and 1,082,844.18 is: 1,494,307.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,231.50 : 2,680,248.69 = 1,082,844.18 : x
  2. Step 2: Convert to fraction form
    1,942,231.50/2,680,248.69 = 1,082,844.18/x
  3. Step 3: Cross multiply
    1,942,231.50x = 2,680,248.69 × 1,082,844.18
  4. Step 4: Simplify right side
    1,942,231.50x = 2,902,291,694,919.12
  5. Step 5: Solve for x
    x = 2,902,291,694,919.12/1,942,231.50
  6. Step 6: Final answer
    x = 1,494,307.81

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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.