Home / 2,135,667.20-3,203,500.80-2,061,017.60

Finding the Fourth Proportional to 2,135,667.20, 3,203,500.80 and 2,061,017.60

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Solution

The fourth proportional to 2,135,667.20, 3,203,500.80 and 2,061,017.60 is: 3,091,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,667.20 : 3,203,500.80 = 2,061,017.60 : x
  2. Step 2: Convert to fraction form
    2,135,667.20/3,203,500.80 = 2,061,017.60/x
  3. Step 3: Cross multiply
    2,135,667.20x = 3,203,500.80 × 2,061,017.60
  4. Step 4: Simplify right side
    2,135,667.20x = 6,602,471,530,414.08
  5. Step 5: Solve for x
    x = 6,602,471,530,414.08/2,135,667.20
  6. Step 6: Final answer
    x = 3,091,526.40

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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.