Home / 1,976,581.44-2,727,684.72-1,071,163.44

Finding the Fourth Proportional to 1,976,581.44, 2,727,684.72 and 1,071,163.44

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Solution

The fourth proportional to 1,976,581.44, 2,727,684.72 and 1,071,163.44 is: 1,478,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,581.44 : 2,727,684.72 = 1,071,163.44 : x
  2. Step 2: Convert to fraction form
    1,976,581.44/2,727,684.72 = 1,071,163.44/x
  3. Step 3: Cross multiply
    1,976,581.44x = 2,727,684.72 × 1,071,163.44
  4. Step 4: Simplify right side
    1,976,581.44x = 2,921,796,147,910.64
  5. Step 5: Solve for x
    x = 2,921,796,147,910.64/1,976,581.44
  6. Step 6: Final answer
    x = 1,478,206.81

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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.