Home / 2,265,911.79-3,126,998.16-1,233,449.28

Finding the Fourth Proportional to 2,265,911.79, 3,126,998.16 and 1,233,449.28

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Solution

The fourth proportional to 2,265,911.79, 3,126,998.16 and 1,233,449.28 is: 1,702,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,911.79 : 3,126,998.16 = 1,233,449.28 : x
  2. Step 2: Convert to fraction form
    2,265,911.79/3,126,998.16 = 1,233,449.28/x
  3. Step 3: Cross multiply
    2,265,911.79x = 3,126,998.16 × 1,233,449.28
  4. Step 4: Simplify right side
    2,265,911.79x = 3,856,993,629,013.33
  5. Step 5: Solve for x
    x = 3,856,993,629,013.33/2,265,911.79
  6. Step 6: Final answer
    x = 1,702,181.72

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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.