Home / 1,263,773.34-1,895,660.03-422,325.09

Finding the Fourth Proportional to 1,263,773.34, 1,895,660.03 and 422,325.09

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Solution

The fourth proportional to 1,263,773.34, 1,895,660.03 and 422,325.09 is: 633,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,773.34 : 1,895,660.03 = 422,325.09 : x
  2. Step 2: Convert to fraction form
    1,263,773.34/1,895,660.03 = 422,325.09/x
  3. Step 3: Cross multiply
    1,263,773.34x = 1,895,660.03 × 422,325.09
  4. Step 4: Simplify right side
    1,263,773.34x = 800,584,790,667.53
  5. Step 5: Solve for x
    x = 800,584,790,667.53/1,263,773.34
  6. Step 6: Final answer
    x = 633,487.64

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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.