Home / 3,110,640.39-4,664,272.13-1,402,785.43

Finding the Fourth Proportional to 3,110,640.39, 4,664,272.13 and 1,402,785.43

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Solution

The fourth proportional to 3,110,640.39, 4,664,272.13 and 1,402,785.43 is: 2,103,416.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,640.39 : 4,664,272.13 = 1,402,785.43 : x
  2. Step 2: Convert to fraction form
    3,110,640.39/4,664,272.13 = 1,402,785.43/x
  3. Step 3: Cross multiply
    3,110,640.39x = 4,664,272.13 × 1,402,785.43
  4. Step 4: Simplify right side
    3,110,640.39x = 6,542,972,985,519.07
  5. Step 5: Solve for x
    x = 6,542,972,985,519.07/3,110,640.39
  6. Step 6: Final answer
    x = 2,103,416.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.