Home / 966,481.73-1,336,634.78-845,412.60

Finding the Fourth Proportional to 966,481.73, 1,336,634.78 and 845,412.60

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Solution

The fourth proportional to 966,481.73, 1,336,634.78 and 845,412.60 is: 1,169,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,481.73 : 1,336,634.78 = 845,412.60 : x
  2. Step 2: Convert to fraction form
    966,481.73/1,336,634.78 = 845,412.60/x
  3. Step 3: Cross multiply
    966,481.73x = 1,336,634.78 × 845,412.60
  4. Step 4: Simplify right side
    966,481.73x = 1,130,007,884,610.23
  5. Step 5: Solve for x
    x = 1,130,007,884,610.23/966,481.73
  6. Step 6: Final answer
    x = 1,169,197.36

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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.