Home / 1,336,659.36-1,844,186.80-819,882.16

Finding the Fourth Proportional to 1,336,659.36, 1,844,186.80 and 819,882.16

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Solution

The fourth proportional to 1,336,659.36, 1,844,186.80 and 819,882.16 is: 1,131,190.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,659.36 : 1,844,186.80 = 819,882.16 : x
  2. Step 2: Convert to fraction form
    1,336,659.36/1,844,186.80 = 819,882.16/x
  3. Step 3: Cross multiply
    1,336,659.36x = 1,844,186.80 × 819,882.16
  4. Step 4: Simplify right side
    1,336,659.36x = 1,512,015,857,027.49
  5. Step 5: Solve for x
    x = 1,512,015,857,027.49/1,336,659.36
  6. Step 6: Final answer
    x = 1,131,190.12

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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.