Home / 1,485,473.54-2,228,361.30-512,711.24

Finding the Fourth Proportional to 1,485,473.54, 2,228,361.30 and 512,711.24

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Solution

The fourth proportional to 1,485,473.54, 2,228,361.30 and 512,711.24 is: 769,118.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,473.54 : 2,228,361.30 = 512,711.24 : x
  2. Step 2: Convert to fraction form
    1,485,473.54/2,228,361.30 = 512,711.24/x
  3. Step 3: Cross multiply
    1,485,473.54x = 2,228,361.30 × 512,711.24
  4. Step 4: Simplify right side
    1,485,473.54x = 1,142,505,874,149.21
  5. Step 5: Solve for x
    x = 1,142,505,874,149.21/1,485,473.54
  6. Step 6: Final answer
    x = 769,118.97

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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.