Home / 1,410,047.75-1,945,868.33-806,435.75

Finding the Fourth Proportional to 1,410,047.75, 1,945,868.33 and 806,435.75

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Solution

The fourth proportional to 1,410,047.75, 1,945,868.33 and 806,435.75 is: 1,112,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,047.75 : 1,945,868.33 = 806,435.75 : x
  2. Step 2: Convert to fraction form
    1,410,047.75/1,945,868.33 = 806,435.75/x
  3. Step 3: Cross multiply
    1,410,047.75x = 1,945,868.33 × 806,435.75
  4. Step 4: Simplify right side
    1,410,047.75x = 1,569,217,786,104.80
  5. Step 5: Solve for x
    x = 1,569,217,786,104.80/1,410,047.75
  6. Step 6: Final answer
    x = 1,112,882.73

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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.