Home / 2,214,226.80-3,321,340.20-1,458,399.60

Finding the Fourth Proportional to 2,214,226.80, 3,321,340.20 and 1,458,399.60

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Solution

The fourth proportional to 2,214,226.80, 3,321,340.20 and 1,458,399.60 is: 2,187,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,226.80 : 3,321,340.20 = 1,458,399.60 : x
  2. Step 2: Convert to fraction form
    2,214,226.80/3,321,340.20 = 1,458,399.60/x
  3. Step 3: Cross multiply
    2,214,226.80x = 3,321,340.20 × 1,458,399.60
  4. Step 4: Simplify right side
    2,214,226.80x = 4,843,841,219,143.92
  5. Step 5: Solve for x
    x = 4,843,841,219,143.92/2,214,226.80
  6. Step 6: Final answer
    x = 2,187,599.40

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Similar ratio
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1.5x scale

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.