Home / 2,431,198.71-3,355,256.25-1,343,682.63

Finding the Fourth Proportional to 2,431,198.71, 3,355,256.25 and 1,343,682.63

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Solution

The fourth proportional to 2,431,198.71, 3,355,256.25 and 1,343,682.63 is: 1,854,393.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,198.71 : 3,355,256.25 = 1,343,682.63 : x
  2. Step 2: Convert to fraction form
    2,431,198.71/3,355,256.25 = 1,343,682.63/x
  3. Step 3: Cross multiply
    2,431,198.71x = 3,355,256.25 × 1,343,682.63
  4. Step 4: Simplify right side
    2,431,198.71x = 4,508,399,542,323.94
  5. Step 5: Solve for x
    x = 4,508,399,542,323.94/2,431,198.71
  6. Step 6: Final answer
    x = 1,854,393.69

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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.