Home / 3,133,878.75-4,323,414.25-2,165,327.53

Finding the Fourth Proportional to 3,133,878.75, 4,323,414.25 and 2,165,327.53

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Solution

The fourth proportional to 3,133,878.75, 4,323,414.25 and 2,165,327.53 is: 2,987,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,878.75 : 4,323,414.25 = 2,165,327.53 : x
  2. Step 2: Convert to fraction form
    3,133,878.75/4,323,414.25 = 2,165,327.53/x
  3. Step 3: Cross multiply
    3,133,878.75x = 4,323,414.25 × 2,165,327.53
  4. Step 4: Simplify right side
    3,133,878.75x = 9,361,607,866,675.59
  5. Step 5: Solve for x
    x = 9,361,607,866,675.59/3,133,878.75
  6. Step 6: Final answer
    x = 2,987,227.21

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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.