Home / 3,512,698.35-5,265,458.34-1,993,171.29

Finding the Fourth Proportional to 3,512,698.35, 5,265,458.34 and 1,993,171.29

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Solution

The fourth proportional to 3,512,698.35, 5,265,458.34 and 1,993,171.29 is: 2,987,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,698.35 : 5,265,458.34 = 1,993,171.29 : x
  2. Step 2: Convert to fraction form
    3,512,698.35/5,265,458.34 = 1,993,171.29/x
  3. Step 3: Cross multiply
    3,512,698.35x = 5,265,458.34 × 1,993,171.29
  4. Step 4: Simplify right side
    3,512,698.35x = 10,494,960,391,979.06
  5. Step 5: Solve for x
    x = 10,494,960,391,979.06/3,512,698.35
  6. Step 6: Final answer
    x = 2,987,720.36

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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.