Home / 2,172,438.83-3,258,944.18-806,026.43

Finding the Fourth Proportional to 2,172,438.83, 3,258,944.18 and 806,026.43

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Solution

The fourth proportional to 2,172,438.83, 3,258,944.18 and 806,026.43 is: 1,209,145.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,438.83 : 3,258,944.18 = 806,026.43 : x
  2. Step 2: Convert to fraction form
    2,172,438.83/3,258,944.18 = 806,026.43/x
  3. Step 3: Cross multiply
    2,172,438.83x = 3,258,944.18 × 806,026.43
  4. Step 4: Simplify right side
    2,172,438.83x = 2,626,795,142,974.68
  5. Step 5: Solve for x
    x = 2,626,795,142,974.68/2,172,438.83
  6. Step 6: Final answer
    x = 1,209,145.73

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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.