Home / 3,412,578.48-5,119,802.84-1,493,141.72

Finding the Fourth Proportional to 3,412,578.48, 5,119,802.84 and 1,493,141.72

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Solution

The fourth proportional to 3,412,578.48, 5,119,802.84 and 1,493,141.72 is: 2,240,121.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,578.48 : 5,119,802.84 = 1,493,141.72 : x
  2. Step 2: Convert to fraction form
    3,412,578.48/5,119,802.84 = 1,493,141.72/x
  3. Step 3: Cross multiply
    3,412,578.48x = 5,119,802.84 × 1,493,141.72
  4. Step 4: Simplify right side
    3,412,578.48x = 7,644,591,218,578.49
  5. Step 5: Solve for x
    x = 7,644,591,218,578.49/3,412,578.48
  6. Step 6: Final answer
    x = 2,240,121.73

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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.