Home / 1,036,625.18-1,431,272.17-727,185.64

Finding the Fourth Proportional to 1,036,625.18, 1,431,272.17 and 727,185.64

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Solution

The fourth proportional to 1,036,625.18, 1,431,272.17 and 727,185.64 is: 1,004,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,625.18 : 1,431,272.17 = 727,185.64 : x
  2. Step 2: Convert to fraction form
    1,036,625.18/1,431,272.17 = 727,185.64/x
  3. Step 3: Cross multiply
    1,036,625.18x = 1,431,272.17 × 727,185.64
  4. Step 4: Simplify right side
    1,036,625.18x = 1,040,800,568,955.64
  5. Step 5: Solve for x
    x = 1,040,800,568,955.64/1,036,625.18
  6. Step 6: Final answer
    x = 1,004,027.87

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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.