Home / 3,121,272.48-4,682,220.32-846,832.64

Finding the Fourth Proportional to 3,121,272.48, 4,682,220.32 and 846,832.64

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Solution

The fourth proportional to 3,121,272.48, 4,682,220.32 and 846,832.64 is: 1,270,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,272.48 : 4,682,220.32 = 846,832.64 : x
  2. Step 2: Convert to fraction form
    3,121,272.48/4,682,220.32 = 846,832.64/x
  3. Step 3: Cross multiply
    3,121,272.48x = 4,682,220.32 × 846,832.64
  4. Step 4: Simplify right side
    3,121,272.48x = 3,965,056,994,647.25
  5. Step 5: Solve for x
    x = 3,965,056,994,647.25/3,121,272.48
  6. Step 6: Final answer
    x = 1,270,333.50

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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.