Home / 3,193,927.20-4,790,890.80-2,878,999.20

Finding the Fourth Proportional to 3,193,927.20, 4,790,890.80 and 2,878,999.20

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Solution

The fourth proportional to 3,193,927.20, 4,790,890.80 and 2,878,999.20 is: 4,318,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,927.20 : 4,790,890.80 = 2,878,999.20 : x
  2. Step 2: Convert to fraction form
    3,193,927.20/4,790,890.80 = 2,878,999.20/x
  3. Step 3: Cross multiply
    3,193,927.20x = 4,790,890.80 × 2,878,999.20
  4. Step 4: Simplify right side
    3,193,927.20x = 13,792,970,780,487.36
  5. Step 5: Solve for x
    x = 13,792,970,780,487.36/3,193,927.20
  6. Step 6: Final answer
    x = 4,318,498.80

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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.