Home / 1,945,213.98-2,684,843.19-1,140,657.18

Finding the Fourth Proportional to 1,945,213.98, 2,684,843.19 and 1,140,657.18

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Solution

The fourth proportional to 1,945,213.98, 2,684,843.19 and 1,140,657.18 is: 1,574,369.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,213.98 : 2,684,843.19 = 1,140,657.18 : x
  2. Step 2: Convert to fraction form
    1,945,213.98/2,684,843.19 = 1,140,657.18/x
  3. Step 3: Cross multiply
    1,945,213.98x = 2,684,843.19 × 1,140,657.18
  4. Step 4: Simplify right side
    1,945,213.98x = 3,062,485,661,847.60
  5. Step 5: Solve for x
    x = 3,062,485,661,847.60/1,945,213.98
  6. Step 6: Final answer
    x = 1,574,369.55

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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.