Home / 2,147,268.51-3,220,818.63-727,324.54

Finding the Fourth Proportional to 2,147,268.51, 3,220,818.63 and 727,324.54

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Solution

The fourth proportional to 2,147,268.51, 3,220,818.63 and 727,324.54 is: 1,090,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,268.51 : 3,220,818.63 = 727,324.54 : x
  2. Step 2: Convert to fraction form
    2,147,268.51/3,220,818.63 = 727,324.54/x
  3. Step 3: Cross multiply
    2,147,268.51x = 3,220,818.63 × 727,324.54
  4. Step 4: Simplify right side
    2,147,268.51x = 2,342,580,429,835.58
  5. Step 5: Solve for x
    x = 2,342,580,429,835.58/2,147,268.51
  6. Step 6: Final answer
    x = 1,090,958.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.