Home / 3,162,197.07-4,371,186.60-2,821,410.63

Finding the Fourth Proportional to 3,162,197.07, 4,371,186.60 and 2,821,410.63

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Solution

The fourth proportional to 3,162,197.07, 4,371,186.60 and 2,821,410.63 is: 3,900,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,197.07 : 4,371,186.60 = 2,821,410.63 : x
  2. Step 2: Convert to fraction form
    3,162,197.07/4,371,186.60 = 2,821,410.63/x
  3. Step 3: Cross multiply
    3,162,197.07x = 4,371,186.60 × 2,821,410.63
  4. Step 4: Simplify right side
    3,162,197.07x = 12,332,912,338,953.56
  5. Step 5: Solve for x
    x = 12,332,912,338,953.56/3,162,197.07
  6. Step 6: Final answer
    x = 3,900,108.71

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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.