Home / 3,521,351-4,859,514.78-2,051,221.80

Finding the Fourth Proportional to 3,521,351, 4,859,514.78 and 2,051,221.80

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Solution

The fourth proportional to 3,521,351, 4,859,514.78 and 2,051,221.80 is: 2,830,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,351 : 4,859,514.78 = 2,051,221.80 : x
  2. Step 2: Convert to fraction form
    3,521,351/4,859,514.78 = 2,051,221.80/x
  3. Step 3: Cross multiply
    3,521,351x = 4,859,514.78 × 2,051,221.80
  4. Step 4: Simplify right side
    3,521,351x = 9,967,942,654,158.21
  5. Step 5: Solve for x
    x = 9,967,942,654,158.21/3,521,351
  6. Step 6: Final answer
    x = 2,830,715.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.