Home / 3,918,910.56-5,878,584.96-1,223,608.08

Finding the Fourth Proportional to 3,918,910.56, 5,878,584.96 and 1,223,608.08

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Solution

The fourth proportional to 3,918,910.56, 5,878,584.96 and 1,223,608.08 is: 1,835,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,910.56 : 5,878,584.96 = 1,223,608.08 : x
  2. Step 2: Convert to fraction form
    3,918,910.56/5,878,584.96 = 1,223,608.08/x
  3. Step 3: Cross multiply
    3,918,910.56x = 5,878,584.96 × 1,223,608.08
  4. Step 4: Simplify right side
    3,918,910.56x = 7,193,084,056,022.48
  5. Step 5: Solve for x
    x = 7,193,084,056,022.48/3,918,910.56
  6. Step 6: Final answer
    x = 1,835,480.54

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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.