Home / 3,238,521.54-4,859,463.48-1,320,839.64

Finding the Fourth Proportional to 3,238,521.54, 4,859,463.48 and 1,320,839.64

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Solution

The fourth proportional to 3,238,521.54, 4,859,463.48 and 1,320,839.64 is: 1,981,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,521.54 : 4,859,463.48 = 1,320,839.64 : x
  2. Step 2: Convert to fraction form
    3,238,521.54/4,859,463.48 = 1,320,839.64/x
  3. Step 3: Cross multiply
    3,238,521.54x = 4,859,463.48 × 1,320,839.64
  4. Step 4: Simplify right side
    3,238,521.54x = 6,418,571,993,516.35
  5. Step 5: Solve for x
    x = 6,418,571,993,516.35/3,238,521.54
  6. Step 6: Final answer
    x = 1,981,945.13

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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.