Home / 4,247,998.60-6,371,997.90-3,783,512.20

Finding the Fourth Proportional to 4,247,998.60, 6,371,997.90 and 3,783,512.20

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Solution

The fourth proportional to 4,247,998.60, 6,371,997.90 and 3,783,512.20 is: 5,675,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,998.60 : 6,371,997.90 = 3,783,512.20 : x
  2. Step 2: Convert to fraction form
    4,247,998.60/6,371,997.90 = 3,783,512.20/x
  3. Step 3: Cross multiply
    4,247,998.60x = 6,371,997.90 × 3,783,512.20
  4. Step 4: Simplify right side
    4,247,998.60x = 24,108,531,793,024.38
  5. Step 5: Solve for x
    x = 24,108,531,793,024.38/4,247,998.60
  6. Step 6: Final answer
    x = 5,675,268.30

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Double scale
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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.