Home / 2,235,943.48-3,085,553.56-1,305,811.20

Finding the Fourth Proportional to 2,235,943.48, 3,085,553.56 and 1,305,811.20

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Solution

The fourth proportional to 2,235,943.48, 3,085,553.56 and 1,305,811.20 is: 1,801,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,943.48 : 3,085,553.56 = 1,305,811.20 : x
  2. Step 2: Convert to fraction form
    2,235,943.48/3,085,553.56 = 1,305,811.20/x
  3. Step 3: Cross multiply
    2,235,943.48x = 3,085,553.56 × 1,305,811.20
  4. Step 4: Simplify right side
    2,235,943.48x = 4,029,150,396,847.87
  5. Step 5: Solve for x
    x = 4,029,150,396,847.87/2,235,943.48
  6. Step 6: Final answer
    x = 1,801,991.17

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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.