Home / 3,977,812.66-5,491,461.82-3,104,775.22

Finding the Fourth Proportional to 3,977,812.66, 5,491,461.82 and 3,104,775.22

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Solution

The fourth proportional to 3,977,812.66, 5,491,461.82 and 3,104,775.22 is: 4,286,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,812.66 : 5,491,461.82 = 3,104,775.22 : x
  2. Step 2: Convert to fraction form
    3,977,812.66/5,491,461.82 = 3,104,775.22/x
  3. Step 3: Cross multiply
    3,977,812.66x = 5,491,461.82 × 3,104,775.22
  4. Step 4: Simplify right side
    3,977,812.66x = 17,049,754,580,312.10
  5. Step 5: Solve for x
    x = 17,049,754,580,312.10/3,977,812.66
  6. Step 6: Final answer
    x = 4,286,213.56

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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.