Home / 3,962,856.20-5,470,415.60-2,675,440.36

Finding the Fourth Proportional to 3,962,856.20, 5,470,415.60 and 2,675,440.36

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Solution

The fourth proportional to 3,962,856.20, 5,470,415.60 and 2,675,440.36 is: 3,693,237.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,856.20 : 5,470,415.60 = 2,675,440.36 : x
  2. Step 2: Convert to fraction form
    3,962,856.20/5,470,415.60 = 2,675,440.36/x
  3. Step 3: Cross multiply
    3,962,856.20x = 5,470,415.60 × 2,675,440.36
  4. Step 4: Simplify right side
    3,962,856.20x = 14,635,770,682,213.62
  5. Step 5: Solve for x
    x = 14,635,770,682,213.62/3,962,856.20
  6. Step 6: Final answer
    x = 3,693,237.89

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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.