Home / 2,491,402.92-3,438,136.16-1,345,483.23

Finding the Fourth Proportional to 2,491,402.92, 3,438,136.16 and 1,345,483.23

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Solution

The fourth proportional to 2,491,402.92, 3,438,136.16 and 1,345,483.23 is: 1,856,766.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,402.92 : 3,438,136.16 = 1,345,483.23 : x
  2. Step 2: Convert to fraction form
    2,491,402.92/3,438,136.16 = 1,345,483.23/x
  3. Step 3: Cross multiply
    2,491,402.92x = 3,438,136.16 × 1,345,483.23
  4. Step 4: Simplify right side
    2,491,402.92x = 4,625,954,545,736.60
  5. Step 5: Solve for x
    x = 4,625,954,545,736.60/2,491,402.92
  6. Step 6: Final answer
    x = 1,856,766.93

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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.