Home / 2,489,361.73-3,732,135.80-782,517.58

Finding the Fourth Proportional to 2,489,361.73, 3,732,135.80 and 782,517.58

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Solution

The fourth proportional to 2,489,361.73, 3,732,135.80 and 782,517.58 is: 1,173,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,361.73 : 3,732,135.80 = 782,517.58 : x
  2. Step 2: Convert to fraction form
    2,489,361.73/3,732,135.80 = 782,517.58/x
  3. Step 3: Cross multiply
    2,489,361.73x = 3,732,135.80 × 782,517.58
  4. Step 4: Simplify right side
    2,489,361.73x = 2,920,461,861,204.44
  5. Step 5: Solve for x
    x = 2,920,461,861,204.44/2,489,361.73
  6. Step 6: Final answer
    x = 1,173,176.98

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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.