Home / 2,689,378.20-4,036,363.65-1,093,086.90

Finding the Fourth Proportional to 2,689,378.20, 4,036,363.65 and 1,093,086.90

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Solution

The fourth proportional to 2,689,378.20, 4,036,363.65 and 1,093,086.90 is: 1,640,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,378.20 : 4,036,363.65 = 1,093,086.90 : x
  2. Step 2: Convert to fraction form
    2,689,378.20/4,036,363.65 = 1,093,086.90/x
  3. Step 3: Cross multiply
    2,689,378.20x = 4,036,363.65 × 1,093,086.90
  4. Step 4: Simplify right side
    2,689,378.20x = 4,412,096,229,451.18
  5. Step 5: Solve for x
    x = 4,412,096,229,451.18/2,689,378.20
  6. Step 6: Final answer
    x = 1,640,563.69

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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.