Home / 2,757,227.45-4,128,755.29-1,689,031.04

Finding the Fourth Proportional to 2,757,227.45, 4,128,755.29 and 1,689,031.04

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Solution

The fourth proportional to 2,757,227.45, 4,128,755.29 and 1,689,031.04 is: 2,529,205.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,227.45 : 4,128,755.29 = 1,689,031.04 : x
  2. Step 2: Convert to fraction form
    2,757,227.45/4,128,755.29 = 1,689,031.04/x
  3. Step 3: Cross multiply
    2,757,227.45x = 4,128,755.29 × 1,689,031.04
  4. Step 4: Simplify right side
    2,757,227.45x = 6,973,595,812,285.27
  5. Step 5: Solve for x
    x = 6,973,595,812,285.27/2,757,227.45
  6. Step 6: Final answer
    x = 2,529,205.86

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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.