Home / 2,801,847.87-4,202,774.87-780,096.17

Finding the Fourth Proportional to 2,801,847.87, 4,202,774.87 and 780,096.17

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Solution

The fourth proportional to 2,801,847.87, 4,202,774.87 and 780,096.17 is: 1,170,145.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,847.87 : 4,202,774.87 = 780,096.17 : x
  2. Step 2: Convert to fraction form
    2,801,847.87/4,202,774.87 = 780,096.17/x
  3. Step 3: Cross multiply
    2,801,847.87x = 4,202,774.87 × 780,096.17
  4. Step 4: Simplify right side
    2,801,847.87x = 3,278,568,554,544.89
  5. Step 5: Solve for x
    x = 3,278,568,554,544.89/2,801,847.87
  6. Step 6: Final answer
    x = 1,170,145.10

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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.