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Finding the Fourth Proportional to 1,832,297.78, 2,747,571.66 and 1,074,370.05

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Solution

The fourth proportional to 1,832,297.78, 2,747,571.66 and 1,074,370.05 is: 1,611,042.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,297.78 : 2,747,571.66 = 1,074,370.05 : x
  2. Step 2: Convert to fraction form
    1,832,297.78/2,747,571.66 = 1,074,370.05/x
  3. Step 3: Cross multiply
    1,832,297.78x = 2,747,571.66 × 1,074,370.05
  4. Step 4: Simplify right side
    1,832,297.78x = 2,951,908,701,732.78
  5. Step 5: Solve for x
    x = 2,951,908,701,732.78/1,832,297.78
  6. Step 6: Final answer
    x = 1,611,042.02

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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.