Home / 1,116,104.54-1,540,276.97-632,679.12

Finding the Fourth Proportional to 1,116,104.54, 1,540,276.97 and 632,679.12

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Solution

The fourth proportional to 1,116,104.54, 1,540,276.97 and 632,679.12 is: 873,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,104.54 : 1,540,276.97 = 632,679.12 : x
  2. Step 2: Convert to fraction form
    1,116,104.54/1,540,276.97 = 632,679.12/x
  3. Step 3: Cross multiply
    1,116,104.54x = 1,540,276.97 × 632,679.12
  4. Step 4: Simplify right side
    1,116,104.54x = 974,501,074,772.47
  5. Step 5: Solve for x
    x = 974,501,074,772.47/1,116,104.54
  6. Step 6: Final answer
    x = 873,127.06

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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.