Home / 3,006,531.28-4,149,205.32-1,986,147.28

Finding the Fourth Proportional to 3,006,531.28, 4,149,205.32 and 1,986,147.28

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Solution

The fourth proportional to 3,006,531.28, 4,149,205.32 and 1,986,147.28 is: 2,741,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006,531.28 : 4,149,205.32 = 1,986,147.28 : x
  2. Step 2: Convert to fraction form
    3,006,531.28/4,149,205.32 = 1,986,147.28/x
  3. Step 3: Cross multiply
    3,006,531.28x = 4,149,205.32 × 1,986,147.28
  4. Step 4: Simplify right side
    3,006,531.28x = 8,240,932,860,479.53
  5. Step 5: Solve for x
    x = 8,240,932,860,479.53/3,006,531.28
  6. Step 6: Final answer
    x = 2,741,010.19

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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.