Home / 1,182,983.00-1,632,517.29-639,118.49

Finding the Fourth Proportional to 1,182,983.00, 1,632,517.29 and 639,118.49

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Solution

The fourth proportional to 1,182,983.00, 1,632,517.29 and 639,118.49 is: 881,983.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,983.00 : 1,632,517.29 = 639,118.49 : x
  2. Step 2: Convert to fraction form
    1,182,983.00/1,632,517.29 = 639,118.49/x
  3. Step 3: Cross multiply
    1,182,983.00x = 1,632,517.29 × 639,118.49
  4. Step 4: Simplify right side
    1,182,983.00x = 1,043,371,977,121.11
  5. Step 5: Solve for x
    x = 1,043,371,977,121.11/1,182,983.00
  6. Step 6: Final answer
    x = 881,983.92

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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.