Home / 1,193,963-1,647,698.46-650,128.58

Finding the Fourth Proportional to 1,193,963, 1,647,698.46 and 650,128.58

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Solution

The fourth proportional to 1,193,963, 1,647,698.46 and 650,128.58 is: 897,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,963 : 1,647,698.46 = 650,128.58 : x
  2. Step 2: Convert to fraction form
    1,193,963/1,647,698.46 = 650,128.58/x
  3. Step 3: Cross multiply
    1,193,963x = 1,647,698.46 × 650,128.58
  4. Step 4: Simplify right side
    1,193,963x = 1,071,215,860,067.99
  5. Step 5: Solve for x
    x = 1,071,215,860,067.99/1,193,963
  6. Step 6: Final answer
    x = 897,193.51

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Double scale
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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.