Home / 3,121,272.48-4,682,220.24-846,832.56

Finding the Fourth Proportional to 3,121,272.48, 4,682,220.24 and 846,832.56

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Solution

The fourth proportional to 3,121,272.48, 4,682,220.24 and 846,832.56 is: 1,270,333.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,272.48 : 4,682,220.24 = 846,832.56 : x
  2. Step 2: Convert to fraction form
    3,121,272.48/4,682,220.24 = 846,832.56/x
  3. Step 3: Cross multiply
    3,121,272.48x = 4,682,220.24 × 846,832.56
  4. Step 4: Simplify right side
    3,121,272.48x = 3,965,056,552,323.01
  5. Step 5: Solve for x
    x = 3,965,056,552,323.01/3,121,272.48
  6. Step 6: Final answer
    x = 1,270,333.36

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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.