Home / 1,463,185.92-2,019,512.34-890,410.62

Finding the Fourth Proportional to 1,463,185.92, 2,019,512.34 and 890,410.62

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Solution

The fourth proportional to 1,463,185.92, 2,019,512.34 and 890,410.62 is: 1,228,958.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,185.92 : 2,019,512.34 = 890,410.62 : x
  2. Step 2: Convert to fraction form
    1,463,185.92/2,019,512.34 = 890,410.62/x
  3. Step 3: Cross multiply
    1,463,185.92x = 2,019,512.34 × 890,410.62
  4. Step 4: Simplify right side
    1,463,185.92x = 1,798,195,234,757.05
  5. Step 5: Solve for x
    x = 1,798,195,234,757.05/1,463,185.92
  6. Step 6: Final answer
    x = 1,228,958.82

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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.