Home / 3,635,321.32-5,451,312.54-1,238,190.68

Finding the Fourth Proportional to 3,635,321.32, 5,451,312.54 and 1,238,190.68

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Solution

The fourth proportional to 3,635,321.32, 5,451,312.54 and 1,238,190.68 is: 1,856,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,321.32 : 5,451,312.54 = 1,238,190.68 : x
  2. Step 2: Convert to fraction form
    3,635,321.32/5,451,312.54 = 1,238,190.68/x
  3. Step 3: Cross multiply
    3,635,321.32x = 5,451,312.54 × 1,238,190.68
  4. Step 4: Simplify right side
    3,635,321.32x = 6,749,764,380,795.13
  5. Step 5: Solve for x
    x = 6,749,764,380,795.13/3,635,321.32
  6. Step 6: Final answer
    x = 1,856,717.41

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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.