Home / 3,512,188.70-4,847,600.12-2,135,239.82

Finding the Fourth Proportional to 3,512,188.70, 4,847,600.12 and 2,135,239.82

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Solution

The fourth proportional to 3,512,188.70, 4,847,600.12 and 2,135,239.82 is: 2,947,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,188.70 : 4,847,600.12 = 2,135,239.82 : x
  2. Step 2: Convert to fraction form
    3,512,188.70/4,847,600.12 = 2,135,239.82/x
  3. Step 3: Cross multiply
    3,512,188.70x = 4,847,600.12 × 2,135,239.82
  4. Step 4: Simplify right side
    3,512,188.70x = 10,350,788,807,660.78
  5. Step 5: Solve for x
    x = 10,350,788,807,660.78/3,512,188.70
  6. Step 6: Final answer
    x = 2,947,104.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.