Home / 3,863,114.83-5,331,085.27-2,120,740.84

Finding the Fourth Proportional to 3,863,114.83, 5,331,085.27 and 2,120,740.84

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Solution

The fourth proportional to 3,863,114.83, 5,331,085.27 and 2,120,740.84 is: 2,926,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,114.83 : 5,331,085.27 = 2,120,740.84 : x
  2. Step 2: Convert to fraction form
    3,863,114.83/5,331,085.27 = 2,120,740.84/x
  3. Step 3: Cross multiply
    3,863,114.83x = 5,331,085.27 × 2,120,740.84
  4. Step 4: Simplify right side
    3,863,114.83x = 11,305,850,253,611.43
  5. Step 5: Solve for x
    x = 11,305,850,253,611.43/3,863,114.83
  6. Step 6: Final answer
    x = 2,926,615.12

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1.5x scale

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.