Home / 1,299,480.75-1,792,563.48-755,556.41

Finding the Fourth Proportional to 1,299,480.75, 1,792,563.48 and 755,556.41

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Solution

The fourth proportional to 1,299,480.75, 1,792,563.48 and 755,556.41 is: 1,042,249.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,480.75 : 1,792,563.48 = 755,556.41 : x
  2. Step 2: Convert to fraction form
    1,299,480.75/1,792,563.48 = 755,556.41/x
  3. Step 3: Cross multiply
    1,299,480.75x = 1,792,563.48 × 755,556.41
  4. Step 4: Simplify right side
    1,299,480.75x = 1,354,382,818,683.09
  5. Step 5: Solve for x
    x = 1,354,382,818,683.09/1,299,480.75
  6. Step 6: Final answer
    x = 1,042,249.24

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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.