Home / 1,540,406.72-2,125,597.62-851,969.18

Finding the Fourth Proportional to 1,540,406.72, 2,125,597.62 and 851,969.18

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Solution

The fourth proportional to 1,540,406.72, 2,125,597.62 and 851,969.18 is: 1,175,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,406.72 : 2,125,597.62 = 851,969.18 : x
  2. Step 2: Convert to fraction form
    1,540,406.72/2,125,597.62 = 851,969.18/x
  3. Step 3: Cross multiply
    1,540,406.72x = 2,125,597.62 × 851,969.18
  4. Step 4: Simplify right side
    1,540,406.72x = 1,810,943,661,321.35
  5. Step 5: Solve for x
    x = 1,810,943,661,321.35/1,540,406.72
  6. Step 6: Final answer
    x = 1,175,626.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.