Home / 3,768,462.70-5,627,168.31-2,991,240.60

Finding the Fourth Proportional to 3,768,462.70, 5,627,168.31 and 2,991,240.60

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Solution

The fourth proportional to 3,768,462.70, 5,627,168.31 and 2,991,240.60 is: 4,466,599.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,462.70 : 5,627,168.31 = 2,991,240.60 : x
  2. Step 2: Convert to fraction form
    3,768,462.70/5,627,168.31 = 2,991,240.60/x
  3. Step 3: Cross multiply
    3,768,462.70x = 5,627,168.31 × 2,991,240.60
  4. Step 4: Simplify right side
    3,768,462.70x = 16,832,214,337,629.94
  5. Step 5: Solve for x
    x = 16,832,214,337,629.94/3,768,462.70
  6. Step 6: Final answer
    x = 4,466,599.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.