Home / 2,201,436.80-3,302,155.20-2,005,481.60

Finding the Fourth Proportional to 2,201,436.80, 3,302,155.20 and 2,005,481.60

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Solution

The fourth proportional to 2,201,436.80, 3,302,155.20 and 2,005,481.60 is: 3,008,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,436.80 : 3,302,155.20 = 2,005,481.60 : x
  2. Step 2: Convert to fraction form
    2,201,436.80/3,302,155.20 = 2,005,481.60/x
  3. Step 3: Cross multiply
    2,201,436.80x = 3,302,155.20 × 2,005,481.60
  4. Step 4: Simplify right side
    2,201,436.80x = 6,622,411,493,944.32
  5. Step 5: Solve for x
    x = 6,622,411,493,944.32/2,201,436.80
  6. Step 6: Final answer
    x = 3,008,222.40

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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.