Home / 1,451,628.72-2,177,800.29-505,007.64

Finding the Fourth Proportional to 1,451,628.72, 2,177,800.29 and 505,007.64

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Solution

The fourth proportional to 1,451,628.72, 2,177,800.29 and 505,007.64 is: 757,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,628.72 : 2,177,800.29 = 505,007.64 : x
  2. Step 2: Convert to fraction form
    1,451,628.72/2,177,800.29 = 505,007.64/x
  3. Step 3: Cross multiply
    1,451,628.72x = 2,177,800.29 × 505,007.64
  4. Step 4: Simplify right side
    1,451,628.72x = 1,099,805,784,844.22
  5. Step 5: Solve for x
    x = 1,099,805,784,844.22/1,451,628.72
  6. Step 6: Final answer
    x = 757,635.73

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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.