Home / 2,214,138.40-3,320,235.60-1,015,662.40

Finding the Fourth Proportional to 2,214,138.40, 3,320,235.60 and 1,015,662.40

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Solution

The fourth proportional to 2,214,138.40, 3,320,235.60 and 1,015,662.40 is: 1,523,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,138.40 : 3,320,235.60 = 1,015,662.40 : x
  2. Step 2: Convert to fraction form
    2,214,138.40/3,320,235.60 = 1,015,662.40/x
  3. Step 3: Cross multiply
    2,214,138.40x = 3,320,235.60 × 1,015,662.40
  4. Step 4: Simplify right side
    2,214,138.40x = 3,372,238,458,061.44
  5. Step 5: Solve for x
    x = 3,372,238,458,061.44/2,214,138.40
  6. Step 6: Final answer
    x = 1,523,047.73

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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.