Home / 1,906,507.88-2,859,759.52-486,564.12

Finding the Fourth Proportional to 1,906,507.88, 2,859,759.52 and 486,564.12

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Solution

The fourth proportional to 1,906,507.88, 2,859,759.52 and 486,564.12 is: 729,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,507.88 : 2,859,759.52 = 486,564.12 : x
  2. Step 2: Convert to fraction form
    1,906,507.88/2,859,759.52 = 486,564.12/x
  3. Step 3: Cross multiply
    1,906,507.88x = 2,859,759.52 × 486,564.12
  4. Step 4: Simplify right side
    1,906,507.88x = 1,391,456,374,260.42
  5. Step 5: Solve for x
    x = 1,391,456,374,260.42/1,906,507.88
  6. Step 6: Final answer
    x = 729,845.59

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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.