Home / 3,128,155.52-4,316,735.05-1,751,370.44

Finding the Fourth Proportional to 3,128,155.52, 4,316,735.05 and 1,751,370.44

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Solution

The fourth proportional to 3,128,155.52, 4,316,735.05 and 1,751,370.44 is: 2,416,824.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,155.52 : 4,316,735.05 = 1,751,370.44 : x
  2. Step 2: Convert to fraction form
    3,128,155.52/4,316,735.05 = 1,751,370.44/x
  3. Step 3: Cross multiply
    3,128,155.52x = 4,316,735.05 × 1,751,370.44
  4. Step 4: Simplify right side
    3,128,155.52x = 7,560,202,137,919.82
  5. Step 5: Solve for x
    x = 7,560,202,137,919.82/3,128,155.52
  6. Step 6: Final answer
    x = 2,416,824.26

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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.