Home / 3,131,755.45-4,322,125.88-1,755,332.98

Finding the Fourth Proportional to 3,131,755.45, 4,322,125.88 and 1,755,332.98

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Solution

The fourth proportional to 3,131,755.45, 4,322,125.88 and 1,755,332.98 is: 2,422,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,755.45 : 4,322,125.88 = 1,755,332.98 : x
  2. Step 2: Convert to fraction form
    3,131,755.45/4,322,125.88 = 1,755,332.98/x
  3. Step 3: Cross multiply
    3,131,755.45x = 4,322,125.88 × 1,755,332.98
  4. Step 4: Simplify right side
    3,131,755.45x = 7,586,770,087,876.04
  5. Step 5: Solve for x
    x = 7,586,770,087,876.04/3,131,755.45
  6. Step 6: Final answer
    x = 2,422,529.54

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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.