Home / 1,451,635.89-2,177,502.81-505,014.45

Finding the Fourth Proportional to 1,451,635.89, 2,177,502.81 and 505,014.45

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Solution

The fourth proportional to 1,451,635.89, 2,177,502.81 and 505,014.45 is: 757,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,635.89 : 2,177,502.81 = 505,014.45 : x
  2. Step 2: Convert to fraction form
    1,451,635.89/2,177,502.81 = 505,014.45/x
  3. Step 3: Cross multiply
    1,451,635.89x = 2,177,502.81 × 505,014.45
  4. Step 4: Simplify right side
    1,451,635.89x = 1,099,670,383,965.60
  5. Step 5: Solve for x
    x = 1,099,670,383,965.60/1,451,635.89
  6. Step 6: Final answer
    x = 757,538.71

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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.