Home / 1,753,121.72-2,419,308.96-968,189.06

Finding the Fourth Proportional to 1,753,121.72, 2,419,308.96 and 968,189.06

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Solution

The fourth proportional to 1,753,121.72, 2,419,308.96 and 968,189.06 is: 1,336,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,121.72 : 2,419,308.96 = 968,189.06 : x
  2. Step 2: Convert to fraction form
    1,753,121.72/2,419,308.96 = 968,189.06/x
  3. Step 3: Cross multiply
    1,753,121.72x = 2,419,308.96 × 968,189.06
  4. Step 4: Simplify right side
    1,753,121.72x = 2,342,348,467,831.98
  5. Step 5: Solve for x
    x = 2,342,348,467,831.98/1,753,121.72
  6. Step 6: Final answer
    x = 1,336,101.45

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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.