Home / 3,128,151.44-4,315,845.72-1,751,292.68

Finding the Fourth Proportional to 3,128,151.44, 4,315,845.72 and 1,751,292.68

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Solution

The fourth proportional to 3,128,151.44, 4,315,845.72 and 1,751,292.68 is: 2,416,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,151.44 : 4,315,845.72 = 1,751,292.68 : x
  2. Step 2: Convert to fraction form
    3,128,151.44/4,315,845.72 = 1,751,292.68/x
  3. Step 3: Cross multiply
    3,128,151.44x = 4,315,845.72 × 1,751,292.68
  4. Step 4: Simplify right side
    3,128,151.44x = 7,558,309,017,445.33
  5. Step 5: Solve for x
    x = 7,558,309,017,445.33/3,128,151.44
  6. Step 6: Final answer
    x = 2,416,222.22

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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.