Home / 2,542,144.80-3,813,212.88-648,885.60

Finding the Fourth Proportional to 2,542,144.80, 3,813,212.88 and 648,885.60

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Solution

The fourth proportional to 2,542,144.80, 3,813,212.88 and 648,885.60 is: 973,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,144.80 : 3,813,212.88 = 648,885.60 : x
  2. Step 2: Convert to fraction form
    2,542,144.80/3,813,212.88 = 648,885.60/x
  3. Step 3: Cross multiply
    2,542,144.80x = 3,813,212.88 × 648,885.60
  4. Step 4: Simplify right side
    2,542,144.80x = 2,474,338,927,566.53
  5. Step 5: Solve for x
    x = 2,474,338,927,566.53/2,542,144.80
  6. Step 6: Final answer
    x = 973,327.30

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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.