Home / 2,259,690.16-3,118,375.02-1,227,198.64

Finding the Fourth Proportional to 2,259,690.16, 3,118,375.02 and 1,227,198.64

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Solution

The fourth proportional to 2,259,690.16, 3,118,375.02 and 1,227,198.64 is: 1,693,535.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,690.16 : 3,118,375.02 = 1,227,198.64 : x
  2. Step 2: Convert to fraction form
    2,259,690.16/3,118,375.02 = 1,227,198.64/x
  3. Step 3: Cross multiply
    2,259,690.16x = 3,118,375.02 × 1,227,198.64
  4. Step 4: Simplify right side
    2,259,690.16x = 3,826,865,583,553.97
  5. Step 5: Solve for x
    x = 3,826,865,583,553.97/2,259,690.16
  6. Step 6: Final answer
    x = 1,693,535.53

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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.