Home / 3,991,066.86-5,507,677.26-2,272,187.34

Finding the Fourth Proportional to 3,991,066.86, 5,507,677.26 and 2,272,187.34

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Solution

The fourth proportional to 3,991,066.86, 5,507,677.26 and 2,272,187.34 is: 3,135,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,066.86 : 5,507,677.26 = 2,272,187.34 : x
  2. Step 2: Convert to fraction form
    3,991,066.86/5,507,677.26 = 2,272,187.34/x
  3. Step 3: Cross multiply
    3,991,066.86x = 5,507,677.26 × 2,272,187.34
  4. Step 4: Simplify right side
    3,991,066.86x = 12,514,474,542,977.89
  5. Step 5: Solve for x
    x = 12,514,474,542,977.89/3,991,066.86
  6. Step 6: Final answer
    x = 3,135,621.37

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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.