Home / 3,191,010.30-4,786,515.45-2,183,240.70

Finding the Fourth Proportional to 3,191,010.30, 4,786,515.45 and 2,183,240.70

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Solution

The fourth proportional to 3,191,010.30, 4,786,515.45 and 2,183,240.70 is: 3,274,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,010.30 : 4,786,515.45 = 2,183,240.70 : x
  2. Step 2: Convert to fraction form
    3,191,010.30/4,786,515.45 = 2,183,240.70/x
  3. Step 3: Cross multiply
    3,191,010.30x = 4,786,515.45 × 2,183,240.70
  4. Step 4: Simplify right side
    3,191,010.30x = 10,450,115,341,618.82
  5. Step 5: Solve for x
    x = 10,450,115,341,618.82/3,191,010.30
  6. Step 6: Final answer
    x = 3,274,861.05

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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.