Home / 1,081,589.06-1,492,141.86-622,593.80

Finding the Fourth Proportional to 1,081,589.06, 1,492,141.86 and 622,593.80

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Solution

The fourth proportional to 1,081,589.06, 1,492,141.86 and 622,593.80 is: 858,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,589.06 : 1,492,141.86 = 622,593.80 : x
  2. Step 2: Convert to fraction form
    1,081,589.06/1,492,141.86 = 622,593.80/x
  3. Step 3: Cross multiply
    1,081,589.06x = 1,492,141.86 × 622,593.80
  4. Step 4: Simplify right side
    1,081,589.06x = 928,998,263,295.76
  5. Step 5: Solve for x
    x = 928,998,263,295.76/1,081,589.06
  6. Step 6: Final answer
    x = 858,919.81

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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.