Home / 2,491,121.57-3,438,001.76-1,524,890.39

Finding the Fourth Proportional to 2,491,121.57, 3,438,001.76 and 1,524,890.39

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Solution

The fourth proportional to 2,491,121.57, 3,438,001.76 and 1,524,890.39 is: 2,104,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,121.57 : 3,438,001.76 = 1,524,890.39 : x
  2. Step 2: Convert to fraction form
    2,491,121.57/3,438,001.76 = 1,524,890.39/x
  3. Step 3: Cross multiply
    2,491,121.57x = 3,438,001.76 × 1,524,890.39
  4. Step 4: Simplify right side
    2,491,121.57x = 5,242,575,819,812.63
  5. Step 5: Solve for x
    x = 5,242,575,819,812.63/2,491,121.57
  6. Step 6: Final answer
    x = 2,104,504.21

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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.