Home / 3,360,129.88-5,040,185.26-835,785.16

Finding the Fourth Proportional to 3,360,129.88, 5,040,185.26 and 835,785.16

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Solution

The fourth proportional to 3,360,129.88, 5,040,185.26 and 835,785.16 is: 1,253,675.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,129.88 : 5,040,185.26 = 835,785.16 : x
  2. Step 2: Convert to fraction form
    3,360,129.88/5,040,185.26 = 835,785.16/x
  3. Step 3: Cross multiply
    3,360,129.88x = 5,040,185.26 × 835,785.16
  4. Step 4: Simplify right side
    3,360,129.88x = 4,212,512,043,958.74
  5. Step 5: Solve for x
    x = 4,212,512,043,958.74/3,360,129.88
  6. Step 6: Final answer
    x = 1,253,675.36

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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.