Home / 3,990,735.33-5,507,220.03-2,271,853.56

Finding the Fourth Proportional to 3,990,735.33, 5,507,220.03 and 2,271,853.56

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Solution

The fourth proportional to 3,990,735.33, 5,507,220.03 and 2,271,853.56 is: 3,135,160.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,735.33 : 5,507,220.03 = 2,271,853.56 : x
  2. Step 2: Convert to fraction form
    3,990,735.33/5,507,220.03 = 2,271,853.56/x
  3. Step 3: Cross multiply
    3,990,735.33x = 5,507,220.03 × 2,271,853.56
  4. Step 4: Simplify right side
    3,990,735.33x = 12,511,597,430,858.81
  5. Step 5: Solve for x
    x = 12,511,597,430,858.81/3,990,735.33
  6. Step 6: Final answer
    x = 3,135,160.92

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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.