Home / 2,427,849.39-3,350,432.51-1,340,121.21

Finding the Fourth Proportional to 2,427,849.39, 3,350,432.51 and 1,340,121.21

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Solution

The fourth proportional to 2,427,849.39, 3,350,432.51 and 1,340,121.21 is: 1,849,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,849.39 : 3,350,432.51 = 1,340,121.21 : x
  2. Step 2: Convert to fraction form
    2,427,849.39/3,350,432.51 = 1,340,121.21/x
  3. Step 3: Cross multiply
    2,427,849.39x = 3,350,432.51 × 1,340,121.21
  4. Step 4: Simplify right side
    2,427,849.39x = 4,489,985,669,324.54
  5. Step 5: Solve for x
    x = 4,489,985,669,324.54/2,427,849.39
  6. Step 6: Final answer
    x = 1,849,367.46

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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.