Home / 1,831,186.72-2,744,576.79-677,513.46

Finding the Fourth Proportional to 1,831,186.72, 2,744,576.79 and 677,513.46

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Solution

The fourth proportional to 1,831,186.72, 2,744,576.79 and 677,513.46 is: 1,015,455.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,186.72 : 2,744,576.79 = 677,513.46 : x
  2. Step 2: Convert to fraction form
    1,831,186.72/2,744,576.79 = 677,513.46/x
  3. Step 3: Cross multiply
    1,831,186.72x = 2,744,576.79 × 677,513.46
  4. Step 4: Simplify right side
    1,831,186.72x = 1,859,487,726,885.66
  5. Step 5: Solve for x
    x = 1,859,487,726,885.66/1,831,186.72
  6. Step 6: Final answer
    x = 1,015,455.01

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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.