Home / 2,529,421.11-3,794,180.87-931,161.51

Finding the Fourth Proportional to 2,529,421.11, 3,794,180.87 and 931,161.51

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Solution

The fourth proportional to 2,529,421.11, 3,794,180.87 and 931,161.51 is: 1,396,760.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,421.11 : 3,794,180.87 = 931,161.51 : x
  2. Step 2: Convert to fraction form
    2,529,421.11/3,794,180.87 = 931,161.51/x
  3. Step 3: Cross multiply
    2,529,421.11x = 3,794,180.87 × 931,161.51
  4. Step 4: Simplify right side
    2,529,421.11x = 3,532,995,183,466.51
  5. Step 5: Solve for x
    x = 3,532,995,183,466.51/2,529,421.11
  6. Step 6: Final answer
    x = 1,396,760.38

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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.