Home / 2,154,099.62-2,972,661.66-1,174,049.64

Finding the Fourth Proportional to 2,154,099.62, 2,972,661.66 and 1,174,049.64

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Solution

The fourth proportional to 2,154,099.62, 2,972,661.66 and 1,174,049.64 is: 1,620,190.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,099.62 : 2,972,661.66 = 1,174,049.64 : x
  2. Step 2: Convert to fraction form
    2,154,099.62/2,972,661.66 = 1,174,049.64/x
  3. Step 3: Cross multiply
    2,154,099.62x = 2,972,661.66 × 1,174,049.64
  4. Step 4: Simplify right side
    2,154,099.62x = 3,490,052,351,764.80
  5. Step 5: Solve for x
    x = 3,490,052,351,764.80/2,154,099.62
  6. Step 6: Final answer
    x = 1,620,190.78

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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.