Home / 2,576,420.20-3,859,964.70-2,203,172.20

Finding the Fourth Proportional to 2,576,420.20, 3,859,964.70 and 2,203,172.20

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Solution

The fourth proportional to 2,576,420.20, 3,859,964.70 and 2,203,172.20 is: 3,300,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,420.20 : 3,859,964.70 = 2,203,172.20 : x
  2. Step 2: Convert to fraction form
    2,576,420.20/3,859,964.70 = 2,203,172.20/x
  3. Step 3: Cross multiply
    2,576,420.20x = 3,859,964.70 × 2,203,172.20
  4. Step 4: Simplify right side
    2,576,420.20x = 8,504,166,920,021.34
  5. Step 5: Solve for x
    x = 8,504,166,920,021.34/2,576,420.20
  6. Step 6: Final answer
    x = 3,300,768.61

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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.