Home / 1,102,650.36-1,652,976.78-765,850.04

Finding the Fourth Proportional to 1,102,650.36, 1,652,976.78 and 765,850.04

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Solution

The fourth proportional to 1,102,650.36, 1,652,976.78 and 765,850.04 is: 1,148,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,650.36 : 1,652,976.78 = 765,850.04 : x
  2. Step 2: Convert to fraction form
    1,102,650.36/1,652,976.78 = 765,850.04/x
  3. Step 3: Cross multiply
    1,102,650.36x = 1,652,976.78 × 765,850.04
  4. Step 4: Simplify right side
    1,102,650.36x = 1,265,932,333,082.07
  5. Step 5: Solve for x
    x = 1,265,932,333,082.07/1,102,650.36
  6. Step 6: Final answer
    x = 1,148,081.37

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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.