Home / 3,550,223.40-5,322,224.70-2,128,770.60

Finding the Fourth Proportional to 3,550,223.40, 5,322,224.70 and 2,128,770.60

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Solution

The fourth proportional to 3,550,223.40, 5,322,224.70 and 2,128,770.60 is: 3,191,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,223.40 : 5,322,224.70 = 2,128,770.60 : x
  2. Step 2: Convert to fraction form
    3,550,223.40/5,322,224.70 = 2,128,770.60/x
  3. Step 3: Cross multiply
    3,550,223.40x = 5,322,224.70 × 2,128,770.60
  4. Step 4: Simplify right side
    3,550,223.40x = 11,329,795,467,953.82
  5. Step 5: Solve for x
    x = 11,329,795,467,953.82/3,550,223.40
  6. Step 6: Final answer
    x = 3,191,290.85

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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.