Home / 3,530,377.88-4,871,531.62-1,981,284.24

Finding the Fourth Proportional to 3,530,377.88, 4,871,531.62 and 1,981,284.24

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Solution

The fourth proportional to 3,530,377.88, 4,871,531.62 and 1,981,284.24 is: 2,733,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,377.88 : 4,871,531.62 = 1,981,284.24 : x
  2. Step 2: Convert to fraction form
    3,530,377.88/4,871,531.62 = 1,981,284.24/x
  3. Step 3: Cross multiply
    3,530,377.88x = 4,871,531.62 × 1,981,284.24
  4. Step 4: Simplify right side
    3,530,377.88x = 9,651,888,823,367.67
  5. Step 5: Solve for x
    x = 9,651,888,823,367.67/3,530,377.88
  6. Step 6: Final answer
    x = 2,733,953.46

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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.