Home / 4,247,015.40-6,370,523.10-2,654,490.60

Finding the Fourth Proportional to 4,247,015.40, 6,370,523.10 and 2,654,490.60

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Solution

The fourth proportional to 4,247,015.40, 6,370,523.10 and 2,654,490.60 is: 3,981,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,015.40 : 6,370,523.10 = 2,654,490.60 : x
  2. Step 2: Convert to fraction form
    4,247,015.40/6,370,523.10 = 2,654,490.60/x
  3. Step 3: Cross multiply
    4,247,015.40x = 6,370,523.10 × 2,654,490.60
  4. Step 4: Simplify right side
    4,247,015.40x = 16,910,493,686,032.86
  5. Step 5: Solve for x
    x = 16,910,493,686,032.86/4,247,015.40
  6. Step 6: Final answer
    x = 3,981,735.90

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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.