Home / 2,690,755.10-4,037,687.85-1,008,028.70

Finding the Fourth Proportional to 2,690,755.10, 4,037,687.85 and 1,008,028.70

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Solution

The fourth proportional to 2,690,755.10, 4,037,687.85 and 1,008,028.70 is: 1,512,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,755.10 : 4,037,687.85 = 1,008,028.70 : x
  2. Step 2: Convert to fraction form
    2,690,755.10/4,037,687.85 = 1,008,028.70/x
  3. Step 3: Cross multiply
    2,690,755.10x = 4,037,687.85 × 1,008,028.70
  4. Step 4: Simplify right side
    2,690,755.10x = 4,070,105,234,441.30
  5. Step 5: Solve for x
    x = 4,070,105,234,441.30/2,690,755.10
  6. Step 6: Final answer
    x = 1,512,625.67

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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.