Home / 2,796,486.86-4,192,072.68-1,782,763.76

Finding the Fourth Proportional to 2,796,486.86, 4,192,072.68 and 1,782,763.76

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Solution

The fourth proportional to 2,796,486.86, 4,192,072.68 and 1,782,763.76 is: 2,672,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,486.86 : 4,192,072.68 = 1,782,763.76 : x
  2. Step 2: Convert to fraction form
    2,796,486.86/4,192,072.68 = 1,782,763.76/x
  3. Step 3: Cross multiply
    2,796,486.86x = 4,192,072.68 × 1,782,763.76
  4. Step 4: Simplify right side
    2,796,486.86x = 7,473,475,253,190.08
  5. Step 5: Solve for x
    x = 7,473,475,253,190.08/2,796,486.86
  6. Step 6: Final answer
    x = 2,672,451.41

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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.