Home / 3,380,938.92-5,072,234.58-984,745.08

Finding the Fourth Proportional to 3,380,938.92, 5,072,234.58 and 984,745.08

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Solution

The fourth proportional to 3,380,938.92, 5,072,234.58 and 984,745.08 is: 1,477,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,938.92 : 5,072,234.58 = 984,745.08 : x
  2. Step 2: Convert to fraction form
    3,380,938.92/5,072,234.58 = 984,745.08/x
  3. Step 3: Cross multiply
    3,380,938.92x = 5,072,234.58 × 984,745.08
  4. Step 4: Simplify right side
    3,380,938.92x = 4,994,858,047,260.87
  5. Step 5: Solve for x
    x = 4,994,858,047,260.87/3,380,938.92
  6. Step 6: Final answer
    x = 1,477,358.26

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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.