Home / 2,246,999.48-3,100,636.46-1,280,072.16

Finding the Fourth Proportional to 2,246,999.48, 3,100,636.46 and 1,280,072.16

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Solution

The fourth proportional to 2,246,999.48, 3,100,636.46 and 1,280,072.16 is: 1,766,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246,999.48 : 3,100,636.46 = 1,280,072.16 : x
  2. Step 2: Convert to fraction form
    2,246,999.48/3,100,636.46 = 1,280,072.16/x
  3. Step 3: Cross multiply
    2,246,999.48x = 3,100,636.46 × 1,280,072.16
  4. Step 4: Simplify right side
    2,246,999.48x = 3,969,038,410,726.95
  5. Step 5: Solve for x
    x = 3,969,038,410,726.95/2,246,999.48
  6. Step 6: Final answer
    x = 1,766,372.64

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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.