Home / 3,440,401.20-5,164,538.40-2,021,256.90

Finding the Fourth Proportional to 3,440,401.20, 5,164,538.40 and 2,021,256.90

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Solution

The fourth proportional to 3,440,401.20, 5,164,538.40 and 2,021,256.90 is: 3,034,198.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,401.20 : 5,164,538.40 = 2,021,256.90 : x
  2. Step 2: Convert to fraction form
    3,440,401.20/5,164,538.40 = 2,021,256.90/x
  3. Step 3: Cross multiply
    3,440,401.20x = 5,164,538.40 × 2,021,256.90
  4. Step 4: Simplify right side
    3,440,401.20x = 10,438,858,876,314.96
  5. Step 5: Solve for x
    x = 10,438,858,876,314.96/3,440,401.20
  6. Step 6: Final answer
    x = 3,034,198.13

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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.