Home / 3,141,401.82-4,707,743.21-1,431,366.03

Finding the Fourth Proportional to 3,141,401.82, 4,707,743.21 and 1,431,366.03

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Solution

The fourth proportional to 3,141,401.82, 4,707,743.21 and 1,431,366.03 is: 2,145,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,401.82 : 4,707,743.21 = 1,431,366.03 : x
  2. Step 2: Convert to fraction form
    3,141,401.82/4,707,743.21 = 1,431,366.03/x
  3. Step 3: Cross multiply
    3,141,401.82x = 4,707,743.21 × 1,431,366.03
  4. Step 4: Simplify right side
    3,141,401.82x = 6,738,503,701,600.33
  5. Step 5: Solve for x
    x = 6,738,503,701,600.33/3,141,401.82
  6. Step 6: Final answer
    x = 2,145,062.65

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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.