Home / 3,991,057.81-5,507,664.93-2,272,178.27

Finding the Fourth Proportional to 3,991,057.81, 5,507,664.93 and 2,272,178.27

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Solution

The fourth proportional to 3,991,057.81, 5,507,664.93 and 2,272,178.27 is: 3,135,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,057.81 : 5,507,664.93 = 2,272,178.27 : x
  2. Step 2: Convert to fraction form
    3,991,057.81/5,507,664.93 = 2,272,178.27/x
  3. Step 3: Cross multiply
    3,991,057.81x = 5,507,664.93 × 2,272,178.27
  4. Step 4: Simplify right side
    3,991,057.81x = 12,514,396,572,387.07
  5. Step 5: Solve for x
    x = 12,514,396,572,387.07/3,991,057.81
  6. Step 6: Final answer
    x = 3,135,608.95

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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.