Home / 3,493,733.31-4,821,572.20-2,117,197.39

Finding the Fourth Proportional to 3,493,733.31, 4,821,572.20 and 2,117,197.39

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Solution

The fourth proportional to 3,493,733.31, 4,821,572.20 and 2,117,197.39 is: 2,921,865.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,733.31 : 4,821,572.20 = 2,117,197.39 : x
  2. Step 2: Convert to fraction form
    3,493,733.31/4,821,572.20 = 2,117,197.39/x
  3. Step 3: Cross multiply
    3,493,733.31x = 4,821,572.20 × 2,117,197.39
  4. Step 4: Simplify right side
    3,493,733.31x = 10,208,220,077,536.56
  5. Step 5: Solve for x
    x = 10,208,220,077,536.56/3,493,733.31
  6. Step 6: Final answer
    x = 2,921,865.86

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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.