Home / 1,929,852.77-2,661,453.46-1,204,767.23

Finding the Fourth Proportional to 1,929,852.77, 2,661,453.46 and 1,204,767.23

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Solution

The fourth proportional to 1,929,852.77, 2,661,453.46 and 1,204,767.23 is: 1,661,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,852.77 : 2,661,453.46 = 1,204,767.23 : x
  2. Step 2: Convert to fraction form
    1,929,852.77/2,661,453.46 = 1,204,767.23/x
  3. Step 3: Cross multiply
    1,929,852.77x = 2,661,453.46 × 1,204,767.23
  4. Step 4: Simplify right side
    1,929,852.77x = 3,206,431,912,778.12
  5. Step 5: Solve for x
    x = 3,206,431,912,778.12/1,929,852.77
  6. Step 6: Final answer
    x = 1,661,490.43

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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.