Home / 3,628,606-5,007,289.68-1,997,168.24

Finding the Fourth Proportional to 3,628,606, 5,007,289.68 and 1,997,168.24

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Solution

The fourth proportional to 3,628,606, 5,007,289.68 and 1,997,168.24 is: 2,755,989.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,606 : 5,007,289.68 = 1,997,168.24 : x
  2. Step 2: Convert to fraction form
    3,628,606/5,007,289.68 = 1,997,168.24/x
  3. Step 3: Cross multiply
    3,628,606x = 5,007,289.68 × 1,997,168.24
  4. Step 4: Simplify right side
    3,628,606x = 10,000,399,917,375.76
  5. Step 5: Solve for x
    x = 10,000,399,917,375.76/3,628,606
  6. Step 6: Final answer
    x = 2,755,989.47

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1.5x scale

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.