Home / 2,380,020.09-3,284,431.61-1,292,293.77

Finding the Fourth Proportional to 2,380,020.09, 3,284,431.61 and 1,292,293.77

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Solution

The fourth proportional to 2,380,020.09, 3,284,431.61 and 1,292,293.77 is: 1,783,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,020.09 : 3,284,431.61 = 1,292,293.77 : x
  2. Step 2: Convert to fraction form
    2,380,020.09/3,284,431.61 = 1,292,293.77/x
  3. Step 3: Cross multiply
    2,380,020.09x = 3,284,431.61 × 1,292,293.77
  4. Step 4: Simplify right side
    2,380,020.09x = 4,244,450,507,594.07
  5. Step 5: Solve for x
    x = 4,244,450,507,594.07/2,380,020.09
  6. Step 6: Final answer
    x = 1,783,367.51

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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.