Home / 3,529,018.80-5,290,676.82-1,368,928.56

Finding the Fourth Proportional to 3,529,018.80, 5,290,676.82 and 1,368,928.56

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Solution

The fourth proportional to 3,529,018.80, 5,290,676.82 and 1,368,928.56 is: 2,052,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,018.80 : 5,290,676.82 = 1,368,928.56 : x
  2. Step 2: Convert to fraction form
    3,529,018.80/5,290,676.82 = 1,368,928.56/x
  3. Step 3: Cross multiply
    3,529,018.80x = 5,290,676.82 × 1,368,928.56
  4. Step 4: Simplify right side
    3,529,018.80x = 7,242,558,600,627.98
  5. Step 5: Solve for x
    x = 7,242,558,600,627.98/3,529,018.80
  6. Step 6: Final answer
    x = 2,052,286.77

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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.