Home / 1,806,964.39-2,706,832.57-1,086,908.61

Finding the Fourth Proportional to 1,806,964.39, 2,706,832.57 and 1,086,908.61

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Solution

The fourth proportional to 1,806,964.39, 2,706,832.57 and 1,086,908.61 is: 1,628,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,964.39 : 2,706,832.57 = 1,086,908.61 : x
  2. Step 2: Convert to fraction form
    1,806,964.39/2,706,832.57 = 1,086,908.61/x
  3. Step 3: Cross multiply
    1,806,964.39x = 2,706,832.57 × 1,086,908.61
  4. Step 4: Simplify right side
    1,806,964.39x = 2,942,079,626,161.43
  5. Step 5: Solve for x
    x = 2,942,079,626,161.43/1,806,964.39
  6. Step 6: Final answer
    x = 1,628,189.05

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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.