Home / 2,491,316.44-3,438,016.60-1,345,396.68

Finding the Fourth Proportional to 2,491,316.44, 3,438,016.60 and 1,345,396.68

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Solution

The fourth proportional to 2,491,316.44, 3,438,016.60 and 1,345,396.68 is: 1,856,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,316.44 : 3,438,016.60 = 1,345,396.68 : x
  2. Step 2: Convert to fraction form
    2,491,316.44/3,438,016.60 = 1,345,396.68/x
  3. Step 3: Cross multiply
    2,491,316.44x = 3,438,016.60 × 1,345,396.68
  4. Step 4: Simplify right side
    2,491,316.44x = 4,625,496,119,424.89
  5. Step 5: Solve for x
    x = 4,625,496,119,424.89/2,491,316.44
  6. Step 6: Final answer
    x = 1,856,647.37

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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.