Home / 2,777,228.88-3,831,032.40-1,615,544.40

Finding the Fourth Proportional to 2,777,228.88, 3,831,032.40 and 1,615,544.40

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Solution

The fourth proportional to 2,777,228.88, 3,831,032.40 and 1,615,544.40 is: 2,228,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,228.88 : 3,831,032.40 = 1,615,544.40 : x
  2. Step 2: Convert to fraction form
    2,777,228.88/3,831,032.40 = 1,615,544.40/x
  3. Step 3: Cross multiply
    2,777,228.88x = 3,831,032.40 × 1,615,544.40
  4. Step 4: Simplify right side
    2,777,228.88x = 6,189,202,940,038.56
  5. Step 5: Solve for x
    x = 6,189,202,940,038.56/2,777,228.88
  6. Step 6: Final answer
    x = 2,228,553.43

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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.