Home / 2,082,759.64-2,874,819.33-1,211,799.20

Finding the Fourth Proportional to 2,082,759.64, 2,874,819.33 and 1,211,799.20

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Solution

The fourth proportional to 2,082,759.64, 2,874,819.33 and 1,211,799.20 is: 1,672,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,759.64 : 2,874,819.33 = 1,211,799.20 : x
  2. Step 2: Convert to fraction form
    2,082,759.64/2,874,819.33 = 1,211,799.20/x
  3. Step 3: Cross multiply
    2,082,759.64x = 2,874,819.33 × 1,211,799.20
  4. Step 4: Simplify right side
    2,082,759.64x = 3,483,703,764,238.54
  5. Step 5: Solve for x
    x = 3,483,703,764,238.54/2,082,759.64
  6. Step 6: Final answer
    x = 1,672,638.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.