Home / 2,146,620.60-3,217,166.10-1,645,500.60

Finding the Fourth Proportional to 2,146,620.60, 3,217,166.10 and 1,645,500.60

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Solution

The fourth proportional to 2,146,620.60, 3,217,166.10 and 1,645,500.60 is: 2,466,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,620.60 : 3,217,166.10 = 1,645,500.60 : x
  2. Step 2: Convert to fraction form
    2,146,620.60/3,217,166.10 = 1,645,500.60/x
  3. Step 3: Cross multiply
    2,146,620.60x = 3,217,166.10 × 1,645,500.60
  4. Step 4: Simplify right side
    2,146,620.60x = 5,293,848,747,849.66
  5. Step 5: Solve for x
    x = 5,293,848,747,849.66/2,146,620.60
  6. Step 6: Final answer
    x = 2,466,131.53

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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.