Home / 3,469,354.51-5,207,021.12-2,405,143.91

Finding the Fourth Proportional to 3,469,354.51, 5,207,021.12 and 2,405,143.91

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Solution

The fourth proportional to 3,469,354.51, 5,207,021.12 and 2,405,143.91 is: 3,609,788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,354.51 : 5,207,021.12 = 2,405,143.91 : x
  2. Step 2: Convert to fraction form
    3,469,354.51/5,207,021.12 = 2,405,143.91/x
  3. Step 3: Cross multiply
    3,469,354.51x = 5,207,021.12 × 2,405,143.91
  4. Step 4: Simplify right side
    3,469,354.51x = 12,523,635,136,009.38
  5. Step 5: Solve for x
    x = 12,523,635,136,009.38/3,469,354.51
  6. Step 6: Final answer
    x = 3,609,788.25

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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.