Home / 2,580,393.94-3,868,034.22-1,211,717.54

Finding the Fourth Proportional to 2,580,393.94, 3,868,034.22 and 1,211,717.54

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Solution

The fourth proportional to 2,580,393.94, 3,868,034.22 and 1,211,717.54 is: 1,816,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,393.94 : 3,868,034.22 = 1,211,717.54 : x
  2. Step 2: Convert to fraction form
    2,580,393.94/3,868,034.22 = 1,211,717.54/x
  3. Step 3: Cross multiply
    2,580,393.94x = 3,868,034.22 × 1,211,717.54
  4. Step 4: Simplify right side
    2,580,393.94x = 4,686,964,909,694.22
  5. Step 5: Solve for x
    x = 4,686,964,909,694.22/2,580,393.94
  6. Step 6: Final answer
    x = 1,816,375.72

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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.