Home / 3,367,461.82-4,647,101.52-1,917,157.22

Finding the Fourth Proportional to 3,367,461.82, 4,647,101.52 and 1,917,157.22

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Solution

The fourth proportional to 3,367,461.82, 4,647,101.52 and 1,917,157.22 is: 2,645,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,461.82 : 4,647,101.52 = 1,917,157.22 : x
  2. Step 2: Convert to fraction form
    3,367,461.82/4,647,101.52 = 1,917,157.22/x
  3. Step 3: Cross multiply
    3,367,461.82x = 4,647,101.52 × 1,917,157.22
  4. Step 4: Simplify right side
    3,367,461.82x = 8,909,224,258,661.38
  5. Step 5: Solve for x
    x = 8,909,224,258,661.38/3,367,461.82
  6. Step 6: Final answer
    x = 2,645,679.37

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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.