Home / 1,831,194.54-2,738,540.75-1,399,043.34

Finding the Fourth Proportional to 1,831,194.54, 2,738,540.75 and 1,399,043.34

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Solution

The fourth proportional to 1,831,194.54, 2,738,540.75 and 1,399,043.34 is: 2,092,261.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,194.54 : 2,738,540.75 = 1,399,043.34 : x
  2. Step 2: Convert to fraction form
    1,831,194.54/2,738,540.75 = 1,399,043.34/x
  3. Step 3: Cross multiply
    1,831,194.54x = 2,738,540.75 × 1,399,043.34
  4. Step 4: Simplify right side
    1,831,194.54x = 3,831,337,190,610.89
  5. Step 5: Solve for x
    x = 3,831,337,190,610.89/1,831,194.54
  6. Step 6: Final answer
    x = 2,092,261.15

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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.