Home / 1,185,102.54-1,772,976.60-913,170.56

Finding the Fourth Proportional to 1,185,102.54, 1,772,976.60 and 913,170.56

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Solution

The fourth proportional to 1,185,102.54, 1,772,976.60 and 913,170.56 is: 1,366,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,102.54 : 1,772,976.60 = 913,170.56 : x
  2. Step 2: Convert to fraction form
    1,185,102.54/1,772,976.60 = 913,170.56/x
  3. Step 3: Cross multiply
    1,185,102.54x = 1,772,976.60 × 913,170.56
  4. Step 4: Simplify right side
    1,185,102.54x = 1,619,030,025,824.01
  5. Step 5: Solve for x
    x = 1,619,030,025,824.01/1,185,102.54
  6. Step 6: Final answer
    x = 1,366,151.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.