Home / 1,686,819.93-2,530,361.11-488,759.46

Finding the Fourth Proportional to 1,686,819.93, 2,530,361.11 and 488,759.46

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Solution

The fourth proportional to 1,686,819.93, 2,530,361.11 and 488,759.46 is: 733,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,819.93 : 2,530,361.11 = 488,759.46 : x
  2. Step 2: Convert to fraction form
    1,686,819.93/2,530,361.11 = 488,759.46/x
  3. Step 3: Cross multiply
    1,686,819.93x = 2,530,361.11 × 488,759.46
  4. Step 4: Simplify right side
    1,686,819.93x = 1,236,737,929,728.60
  5. Step 5: Solve for x
    x = 1,236,737,929,728.60/1,686,819.93
  6. Step 6: Final answer
    x = 733,177.21

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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.