Home / 2,802,022.20-4,206,143.70-1,738,265.40

Finding the Fourth Proportional to 2,802,022.20, 4,206,143.70 and 1,738,265.40

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Solution

The fourth proportional to 2,802,022.20, 4,206,143.70 and 1,738,265.40 is: 2,609,327.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,022.20 : 4,206,143.70 = 1,738,265.40 : x
  2. Step 2: Convert to fraction form
    2,802,022.20/4,206,143.70 = 1,738,265.40/x
  3. Step 3: Cross multiply
    2,802,022.20x = 4,206,143.70 × 1,738,265.40
  4. Step 4: Simplify right side
    2,802,022.20x = 7,311,394,061,137.98
  5. Step 5: Solve for x
    x = 7,311,394,061,137.98/2,802,022.20
  6. Step 6: Final answer
    x = 2,609,327.67

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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.