Home / 1,789,713.92-2,684,568-1,227,042.56

Finding the Fourth Proportional to 1,789,713.92, 2,684,568 and 1,227,042.56

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Solution

The fourth proportional to 1,789,713.92, 2,684,568 and 1,227,042.56 is: 1,840,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,713.92 : 2,684,568 = 1,227,042.56 : x
  2. Step 2: Convert to fraction form
    1,789,713.92/2,684,568 = 1,227,042.56/x
  3. Step 3: Cross multiply
    1,789,713.92x = 2,684,568 × 1,227,042.56
  4. Step 4: Simplify right side
    1,789,713.92x = 3,294,079,191,214.08
  5. Step 5: Solve for x
    x = 3,294,079,191,214.08/1,789,713.92
  6. Step 6: Final answer
    x = 1,840,561.87

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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.