Home / 2,122,717.92-3,179,226.19-1,666,270.18

Finding the Fourth Proportional to 2,122,717.92, 3,179,226.19 and 1,666,270.18

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Solution

The fourth proportional to 2,122,717.92, 3,179,226.19 and 1,666,270.18 is: 2,495,597.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,717.92 : 3,179,226.19 = 1,666,270.18 : x
  2. Step 2: Convert to fraction form
    2,122,717.92/3,179,226.19 = 1,666,270.18/x
  3. Step 3: Cross multiply
    2,122,717.92x = 3,179,226.19 × 1,666,270.18
  4. Step 4: Simplify right side
    2,122,717.92x = 5,297,449,795,872.01
  5. Step 5: Solve for x
    x = 5,297,449,795,872.01/2,122,717.92
  6. Step 6: Final answer
    x = 2,495,597.62

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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.