Home / 3,100,884.12-4,279,223.52-1,724,212.98

Finding the Fourth Proportional to 3,100,884.12, 4,279,223.52 and 1,724,212.98

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Solution

The fourth proportional to 3,100,884.12, 4,279,223.52 and 1,724,212.98 is: 2,379,415.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,884.12 : 4,279,223.52 = 1,724,212.98 : x
  2. Step 2: Convert to fraction form
    3,100,884.12/4,279,223.52 = 1,724,212.98/x
  3. Step 3: Cross multiply
    3,100,884.12x = 4,279,223.52 × 1,724,212.98
  4. Step 4: Simplify right side
    3,100,884.12x = 7,378,292,737,505.29
  5. Step 5: Solve for x
    x = 7,378,292,737,505.29/3,100,884.12
  6. Step 6: Final answer
    x = 2,379,415.82

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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.