Home / 2,122,669.73-3,185,309.97-843,053.33

Finding the Fourth Proportional to 2,122,669.73, 3,185,309.97 and 843,053.33

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Solution

The fourth proportional to 2,122,669.73, 3,185,309.97 and 843,053.33 is: 1,265,098.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,669.73 : 3,185,309.97 = 843,053.33 : x
  2. Step 2: Convert to fraction form
    2,122,669.73/3,185,309.97 = 843,053.33/x
  3. Step 3: Cross multiply
    2,122,669.73x = 3,185,309.97 × 843,053.33
  4. Step 4: Simplify right side
    2,122,669.73x = 2,685,386,161,364.15
  5. Step 5: Solve for x
    x = 2,685,386,161,364.15/2,122,669.73
  6. Step 6: Final answer
    x = 1,265,098.44

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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.