Home / 3,431,708.70-4,733,790.45-2,140,307.06

Finding the Fourth Proportional to 3,431,708.70, 4,733,790.45 and 2,140,307.06

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Solution

The fourth proportional to 3,431,708.70, 4,733,790.45 and 2,140,307.06 is: 2,952,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,708.70 : 4,733,790.45 = 2,140,307.06 : x
  2. Step 2: Convert to fraction form
    3,431,708.70/4,733,790.45 = 2,140,307.06/x
  3. Step 3: Cross multiply
    3,431,708.70x = 4,733,790.45 × 2,140,307.06
  4. Step 4: Simplify right side
    3,431,708.70x = 10,131,765,120,695.58
  5. Step 5: Solve for x
    x = 10,131,765,120,695.58/3,431,708.70
  6. Step 6: Final answer
    x = 2,952,396.61

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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.