Home / 2,802,821.84-4,204,786.80-1,005,224.48

Finding the Fourth Proportional to 2,802,821.84, 4,204,786.80 and 1,005,224.48

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Solution

The fourth proportional to 2,802,821.84, 4,204,786.80 and 1,005,224.48 is: 1,508,035.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,821.84 : 4,204,786.80 = 1,005,224.48 : x
  2. Step 2: Convert to fraction form
    2,802,821.84/4,204,786.80 = 1,005,224.48/x
  3. Step 3: Cross multiply
    2,802,821.84x = 4,204,786.80 × 1,005,224.48
  4. Step 4: Simplify right side
    2,802,821.84x = 4,226,754,624,540.86
  5. Step 5: Solve for x
    x = 4,226,754,624,540.86/2,802,821.84
  6. Step 6: Final answer
    x = 1,508,035.42

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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.