Home / 840,010.80-1,149,940.74-834,007.44

Finding the Fourth Proportional to 840,010.80, 1,149,940.74 and 834,007.44

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Solution

The fourth proportional to 840,010.80, 1,149,940.74 and 834,007.44 is: 1,141,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,010.80 : 1,149,940.74 = 834,007.44 : x
  2. Step 2: Convert to fraction form
    840,010.80/1,149,940.74 = 834,007.44/x
  3. Step 3: Cross multiply
    840,010.80x = 1,149,940.74 × 834,007.44
  4. Step 4: Simplify right side
    840,010.80x = 959,059,132,719.11
  5. Step 5: Solve for x
    x = 959,059,132,719.11/840,010.80
  6. Step 6: Final answer
    x = 1,141,722.38

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.