Home / 3,831,467.49-5,747,645.94-1,272,910.77

Finding the Fourth Proportional to 3,831,467.49, 5,747,645.94 and 1,272,910.77

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Solution

The fourth proportional to 3,831,467.49, 5,747,645.94 and 1,272,910.77 is: 1,909,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,467.49 : 5,747,645.94 = 1,272,910.77 : x
  2. Step 2: Convert to fraction form
    3,831,467.49/5,747,645.94 = 1,272,910.77/x
  3. Step 3: Cross multiply
    3,831,467.49x = 5,747,645.94 × 1,272,910.77
  4. Step 4: Simplify right side
    3,831,467.49x = 7,316,240,419,172.78
  5. Step 5: Solve for x
    x = 7,316,240,419,172.78/3,831,467.49
  6. Step 6: Final answer
    x = 1,909,513.90

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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.