Home / 1,009,936.08-1,394,216.83-628,085.88

Finding the Fourth Proportional to 1,009,936.08, 1,394,216.83 and 628,085.88

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Solution

The fourth proportional to 1,009,936.08, 1,394,216.83 and 628,085.88 is: 867,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,936.08 : 1,394,216.83 = 628,085.88 : x
  2. Step 2: Convert to fraction form
    1,009,936.08/1,394,216.83 = 628,085.88/x
  3. Step 3: Cross multiply
    1,009,936.08x = 1,394,216.83 × 628,085.88
  4. Step 4: Simplify right side
    1,009,936.08x = 875,687,897,610.28
  5. Step 5: Solve for x
    x = 875,687,897,610.28/1,009,936.08
  6. Step 6: Final answer
    x = 867,072.60

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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.