Home / 3,723,022.05-5,137,989.85-2,803,629.12

Finding the Fourth Proportional to 3,723,022.05, 5,137,989.85 and 2,803,629.12

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Solution

The fourth proportional to 3,723,022.05, 5,137,989.85 and 2,803,629.12 is: 3,869,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,022.05 : 5,137,989.85 = 2,803,629.12 : x
  2. Step 2: Convert to fraction form
    3,723,022.05/5,137,989.85 = 2,803,629.12/x
  3. Step 3: Cross multiply
    3,723,022.05x = 5,137,989.85 × 2,803,629.12
  4. Step 4: Simplify right side
    3,723,022.05x = 14,405,017,954,715.36
  5. Step 5: Solve for x
    x = 14,405,017,954,715.36/3,723,022.05
  6. Step 6: Final answer
    x = 3,869,173.42

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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.