Home / 2,763,676.88-3,814,157.89-1,661,465.12

Finding the Fourth Proportional to 2,763,676.88, 3,814,157.89 and 1,661,465.12

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Solution

The fourth proportional to 2,763,676.88, 3,814,157.89 and 1,661,465.12 is: 2,292,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,676.88 : 3,814,157.89 = 1,661,465.12 : x
  2. Step 2: Convert to fraction form
    2,763,676.88/3,814,157.89 = 1,661,465.12/x
  3. Step 3: Cross multiply
    2,763,676.88x = 3,814,157.89 × 1,661,465.12
  4. Step 4: Simplify right side
    2,763,676.88x = 6,337,090,296,407.80
  5. Step 5: Solve for x
    x = 6,337,090,296,407.80/2,763,676.88
  6. Step 6: Final answer
    x = 2,292,992.48

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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.