Home / 2,189,895.81-3,284,851.55-673,568.57

Finding the Fourth Proportional to 2,189,895.81, 3,284,851.55 and 673,568.57

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Solution

The fourth proportional to 2,189,895.81, 3,284,851.55 and 673,568.57 is: 1,010,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,895.81 : 3,284,851.55 = 673,568.57 : x
  2. Step 2: Convert to fraction form
    2,189,895.81/3,284,851.55 = 673,568.57/x
  3. Step 3: Cross multiply
    2,189,895.81x = 3,284,851.55 × 673,568.57
  4. Step 4: Simplify right side
    2,189,895.81x = 2,212,572,741,403.68
  5. Step 5: Solve for x
    x = 2,212,572,741,403.68/2,189,895.81
  6. Step 6: Final answer
    x = 1,010,355.26

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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.