Home / 2,491,343.89-3,438,054.61-1,345,424.23

Finding the Fourth Proportional to 2,491,343.89, 3,438,054.61 and 1,345,424.23

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Solution

The fourth proportional to 2,491,343.89, 3,438,054.61 and 1,345,424.23 is: 1,856,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,343.89 : 3,438,054.61 = 1,345,424.23 : x
  2. Step 2: Convert to fraction form
    2,491,343.89/3,438,054.61 = 1,345,424.23/x
  3. Step 3: Cross multiply
    2,491,343.89x = 3,438,054.61 × 1,345,424.23
  4. Step 4: Simplify right side
    2,491,343.89x = 4,625,641,986,330.41
  5. Step 5: Solve for x
    x = 4,625,641,986,330.41/2,491,343.89
  6. Step 6: Final answer
    x = 1,856,685.47

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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.