Home / 1,682,579.25-2,321,947.26-918,632.82

Finding the Fourth Proportional to 1,682,579.25, 2,321,947.26 and 918,632.82

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Solution

The fourth proportional to 1,682,579.25, 2,321,947.26 and 918,632.82 is: 1,267,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,579.25 : 2,321,947.26 = 918,632.82 : x
  2. Step 2: Convert to fraction form
    1,682,579.25/2,321,947.26 = 918,632.82/x
  3. Step 3: Cross multiply
    1,682,579.25x = 2,321,947.26 × 918,632.82
  4. Step 4: Simplify right side
    1,682,579.25x = 2,133,016,959,345.07
  5. Step 5: Solve for x
    x = 2,133,016,959,345.07/1,682,579.25
  6. Step 6: Final answer
    x = 1,267,706.68

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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.