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Finding the Fourth Proportional to 2,494,793.82, 3,742,652.28 and 789,366.43

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Solution

The fourth proportional to 2,494,793.82, 3,742,652.28 and 789,366.43 is: 1,184,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494,793.82 : 3,742,652.28 = 789,366.43 : x
  2. Step 2: Convert to fraction form
    2,494,793.82/3,742,652.28 = 789,366.43/x
  3. Step 3: Cross multiply
    2,494,793.82x = 3,742,652.28 × 789,366.43
  4. Step 4: Simplify right side
    2,494,793.82x = 2,954,324,076,633.40
  5. Step 5: Solve for x
    x = 2,954,324,076,633.40/2,494,793.82
  6. Step 6: Final answer
    x = 1,184,195.68

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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.