Home / 4,543,845.90-6,809,517-1,947,042.06

Finding the Fourth Proportional to 4,543,845.90, 6,809,517 and 1,947,042.06

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Solution

The fourth proportional to 4,543,845.90, 6,809,517 and 1,947,042.06 is: 2,917,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543,845.90 : 6,809,517 = 1,947,042.06 : x
  2. Step 2: Convert to fraction form
    4,543,845.90/6,809,517 = 1,947,042.06/x
  3. Step 3: Cross multiply
    4,543,845.90x = 6,809,517 × 1,947,042.06
  4. Step 4: Simplify right side
    4,543,845.90x = 13,258,416,007,285.02
  5. Step 5: Solve for x
    x = 13,258,416,007,285.02/4,543,845.90
  6. Step 6: Final answer
    x = 2,917,884.17

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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.