Home / 2,229,188.57-3,076,280-1,262,318.61

Finding the Fourth Proportional to 2,229,188.57, 3,076,280 and 1,262,318.61

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Solution

The fourth proportional to 2,229,188.57, 3,076,280 and 1,262,318.61 is: 1,741,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,188.57 : 3,076,280 = 1,262,318.61 : x
  2. Step 2: Convert to fraction form
    2,229,188.57/3,076,280 = 1,262,318.61/x
  3. Step 3: Cross multiply
    2,229,188.57x = 3,076,280 × 1,262,318.61
  4. Step 4: Simplify right side
    2,229,188.57x = 3,883,245,493,570.80
  5. Step 5: Solve for x
    x = 3,883,245,493,570.80/2,229,188.57
  6. Step 6: Final answer
    x = 1,741,999.55

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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.