Home / 3,580,644.52-5,369,003.93-1,419,480.28

Finding the Fourth Proportional to 3,580,644.52, 5,369,003.93 and 1,419,480.28

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Solution

The fourth proportional to 3,580,644.52, 5,369,003.93 and 1,419,480.28 is: 2,128,442.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,644.52 : 5,369,003.93 = 1,419,480.28 : x
  2. Step 2: Convert to fraction form
    3,580,644.52/5,369,003.93 = 1,419,480.28/x
  3. Step 3: Cross multiply
    3,580,644.52x = 5,369,003.93 × 1,419,480.28
  4. Step 4: Simplify right side
    3,580,644.52x = 7,621,195,212,137.46
  5. Step 5: Solve for x
    x = 7,621,195,212,137.46/3,580,644.52
  6. Step 6: Final answer
    x = 2,128,442.29

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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.