Home / 3,220,338.08-4,828,670.03-1,324,821.44

Finding the Fourth Proportional to 3,220,338.08, 4,828,670.03 and 1,324,821.44

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Solution

The fourth proportional to 3,220,338.08, 4,828,670.03 and 1,324,821.44 is: 1,986,476.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,338.08 : 4,828,670.03 = 1,324,821.44 : x
  2. Step 2: Convert to fraction form
    3,220,338.08/4,828,670.03 = 1,324,821.44/x
  3. Step 3: Cross multiply
    3,220,338.08x = 4,828,670.03 × 1,324,821.44
  4. Step 4: Simplify right side
    3,220,338.08x = 6,397,125,551,661.99
  5. Step 5: Solve for x
    x = 6,397,125,551,661.99/3,220,338.08
  6. Step 6: Final answer
    x = 1,986,476.39

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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.