Home / 3,759,120.80-5,187,588.90-2,040,241.32

Finding the Fourth Proportional to 3,759,120.80, 5,187,588.90 and 2,040,241.32

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Solution

The fourth proportional to 3,759,120.80, 5,187,588.90 and 2,040,241.32 is: 2,815,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759,120.80 : 5,187,588.90 = 2,040,241.32 : x
  2. Step 2: Convert to fraction form
    3,759,120.80/5,187,588.90 = 2,040,241.32/x
  3. Step 3: Cross multiply
    3,759,120.80x = 5,187,588.90 × 2,040,241.32
  4. Step 4: Simplify right side
    3,759,120.80x = 10,583,933,224,953.35
  5. Step 5: Solve for x
    x = 10,583,933,224,953.35/3,759,120.80
  6. Step 6: Final answer
    x = 2,815,534.21

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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.