Home / 3,215,986.97-4,438,070.75-1,765,776.33

Finding the Fourth Proportional to 3,215,986.97, 4,438,070.75 and 1,765,776.33

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Solution

The fourth proportional to 3,215,986.97, 4,438,070.75 and 1,765,776.33 is: 2,436,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,986.97 : 4,438,070.75 = 1,765,776.33 : x
  2. Step 2: Convert to fraction form
    3,215,986.97/4,438,070.75 = 1,765,776.33/x
  3. Step 3: Cross multiply
    3,215,986.97x = 4,438,070.75 × 1,765,776.33
  4. Step 4: Simplify right side
    3,215,986.97x = 7,836,640,288,179.37
  5. Step 5: Solve for x
    x = 7,836,640,288,179.37/3,215,986.97
  6. Step 6: Final answer
    x = 2,436,776.13

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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.