Home / 2,414,938.70-3,622,408.05-1,812,638.90

Finding the Fourth Proportional to 2,414,938.70, 3,622,408.05 and 1,812,638.90

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Solution

The fourth proportional to 2,414,938.70, 3,622,408.05 and 1,812,638.90 is: 2,718,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,938.70 : 3,622,408.05 = 1,812,638.90 : x
  2. Step 2: Convert to fraction form
    2,414,938.70/3,622,408.05 = 1,812,638.90/x
  3. Step 3: Cross multiply
    2,414,938.70x = 3,622,408.05 × 1,812,638.90
  4. Step 4: Simplify right side
    2,414,938.70x = 6,566,117,743,103.15
  5. Step 5: Solve for x
    x = 6,566,117,743,103.15/2,414,938.70
  6. Step 6: Final answer
    x = 2,718,958.35

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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.