Home / 3,992,136.29-5,509,142.60-2,273,256.76

Finding the Fourth Proportional to 3,992,136.29, 5,509,142.60 and 2,273,256.76

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Solution

The fourth proportional to 3,992,136.29, 5,509,142.60 and 2,273,256.76 is: 3,137,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,136.29 : 5,509,142.60 = 2,273,256.76 : x
  2. Step 2: Convert to fraction form
    3,992,136.29/5,509,142.60 = 2,273,256.76/x
  3. Step 3: Cross multiply
    3,992,136.29x = 5,509,142.60 × 2,273,256.76
  4. Step 4: Simplify right side
    3,992,136.29x = 12,523,695,629,708.26
  5. Step 5: Solve for x
    x = 12,523,695,629,708.26/3,992,136.29
  6. Step 6: Final answer
    x = 3,137,091.20

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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.