Home / 2,479,105.50-3,421,334.97-1,376,593.80

Finding the Fourth Proportional to 2,479,105.50, 3,421,334.97 and 1,376,593.80

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Solution

The fourth proportional to 2,479,105.50, 3,421,334.97 and 1,376,593.80 is: 1,899,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,105.50 : 3,421,334.97 = 1,376,593.80 : x
  2. Step 2: Convert to fraction form
    2,479,105.50/3,421,334.97 = 1,376,593.80/x
  3. Step 3: Cross multiply
    2,479,105.50x = 3,421,334.97 × 1,376,593.80
  4. Step 4: Simplify right side
    2,479,105.50x = 4,709,788,507,425.19
  5. Step 5: Solve for x
    x = 4,709,788,507,425.19/2,479,105.50
  6. Step 6: Final answer
    x = 1,899,793.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.