Home / 1,336,708.36-1,844,486.82-763,785.64

Finding the Fourth Proportional to 1,336,708.36, 1,844,486.82 and 763,785.64

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Solution

The fourth proportional to 1,336,708.36, 1,844,486.82 and 763,785.64 is: 1,053,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,708.36 : 1,844,486.82 = 763,785.64 : x
  2. Step 2: Convert to fraction form
    1,336,708.36/1,844,486.82 = 763,785.64/x
  3. Step 3: Cross multiply
    1,336,708.36x = 1,844,486.82 × 763,785.64
  4. Step 4: Simplify right side
    1,336,708.36x = 1,408,792,546,285.27
  5. Step 5: Solve for x
    x = 1,408,792,546,285.27/1,336,708.36
  6. Step 6: Final answer
    x = 1,053,926.64

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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.