Home / 1,410,009.90-1,945,608.38-806,281.26

Finding the Fourth Proportional to 1,410,009.90, 1,945,608.38 and 806,281.26

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Solution

The fourth proportional to 1,410,009.90, 1,945,608.38 and 806,281.26 is: 1,112,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,009.90 : 1,945,608.38 = 806,281.26 : x
  2. Step 2: Convert to fraction form
    1,410,009.90/1,945,608.38 = 806,281.26/x
  3. Step 3: Cross multiply
    1,410,009.90x = 1,945,608.38 × 806,281.26
  4. Step 4: Simplify right side
    1,410,009.90x = 1,568,707,576,092.96
  5. Step 5: Solve for x
    x = 1,568,707,576,092.96/1,410,009.90
  6. Step 6: Final answer
    x = 1,112,550.75

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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.