Home / 2,629,407.67-3,951,046.87-1,415,881.51

Finding the Fourth Proportional to 2,629,407.67, 3,951,046.87 and 1,415,881.51

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Solution

The fourth proportional to 2,629,407.67, 3,951,046.87 and 1,415,881.51 is: 2,127,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,407.67 : 3,951,046.87 = 1,415,881.51 : x
  2. Step 2: Convert to fraction form
    2,629,407.67/3,951,046.87 = 1,415,881.51/x
  3. Step 3: Cross multiply
    2,629,407.67x = 3,951,046.87 × 1,415,881.51
  4. Step 4: Simplify right side
    2,629,407.67x = 5,594,214,194,959.05
  5. Step 5: Solve for x
    x = 5,594,214,194,959.05/2,629,407.67
  6. Step 6: Final answer
    x = 2,127,556.81

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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.