Home / 3,961,487.15-5,942,464.16-1,121,361.47

Finding the Fourth Proportional to 3,961,487.15, 5,942,464.16 and 1,121,361.47

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Solution

The fourth proportional to 3,961,487.15, 5,942,464.16 and 1,121,361.47 is: 1,682,108.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,487.15 : 5,942,464.16 = 1,121,361.47 : x
  2. Step 2: Convert to fraction form
    3,961,487.15/5,942,464.16 = 1,121,361.47/x
  3. Step 3: Cross multiply
    3,961,487.15x = 5,942,464.16 × 1,121,361.47
  4. Step 4: Simplify right side
    3,961,487.15x = 6,663,650,332,845.03
  5. Step 5: Solve for x
    x = 6,663,650,332,845.03/3,961,487.15
  6. Step 6: Final answer
    x = 1,682,108.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.