Home / 3,164,774.88-4,747,761.36-1,271,664.48

Finding the Fourth Proportional to 3,164,774.88, 4,747,761.36 and 1,271,664.48

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Solution

The fourth proportional to 3,164,774.88, 4,747,761.36 and 1,271,664.48 is: 1,907,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164,774.88 : 4,747,761.36 = 1,271,664.48 : x
  2. Step 2: Convert to fraction form
    3,164,774.88/4,747,761.36 = 1,271,664.48/x
  3. Step 3: Cross multiply
    3,164,774.88x = 4,747,761.36 × 1,271,664.48
  4. Step 4: Simplify right side
    3,164,774.88x = 6,037,559,481,028.49
  5. Step 5: Solve for x
    x = 6,037,559,481,028.49/3,164,774.88
  6. Step 6: Final answer
    x = 1,907,737.43

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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.