Home / 3,383,999.70-4,669,887.51-1,856,112.90

Finding the Fourth Proportional to 3,383,999.70, 4,669,887.51 and 1,856,112.90

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Solution

The fourth proportional to 3,383,999.70, 4,669,887.51 and 1,856,112.90 is: 2,561,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383,999.70 : 4,669,887.51 = 1,856,112.90 : x
  2. Step 2: Convert to fraction form
    3,383,999.70/4,669,887.51 = 1,856,112.90/x
  3. Step 3: Cross multiply
    3,383,999.70x = 4,669,887.51 × 1,856,112.90
  4. Step 4: Simplify right side
    3,383,999.70x = 8,667,838,448,859.88
  5. Step 5: Solve for x
    x = 8,667,838,448,859.88/3,383,999.70
  6. Step 6: Final answer
    x = 2,561,418.21

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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.