Home / 2,755,255.43-4,128,958.20-2,029,892.68

Finding the Fourth Proportional to 2,755,255.43, 4,128,958.20 and 2,029,892.68

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Solution

The fourth proportional to 2,755,255.43, 4,128,958.20 and 2,029,892.68 is: 3,041,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,755,255.43 : 4,128,958.20 = 2,029,892.68 : x
  2. Step 2: Convert to fraction form
    2,755,255.43/4,128,958.20 = 2,029,892.68/x
  3. Step 3: Cross multiply
    2,755,255.43x = 4,128,958.20 × 2,029,892.68
  4. Step 4: Simplify right side
    2,755,255.43x = 8,381,342,026,205.98
  5. Step 5: Solve for x
    x = 8,381,342,026,205.98/2,755,255.43
  6. Step 6: Final answer
    x = 3,041,947.38

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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.