Home / 2,251,556.61-3,107,087.96-1,284,669.33

Finding the Fourth Proportional to 2,251,556.61, 3,107,087.96 and 1,284,669.33

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Solution

The fourth proportional to 2,251,556.61, 3,107,087.96 and 1,284,669.33 is: 1,772,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,556.61 : 3,107,087.96 = 1,284,669.33 : x
  2. Step 2: Convert to fraction form
    2,251,556.61/3,107,087.96 = 1,284,669.33/x
  3. Step 3: Cross multiply
    2,251,556.61x = 3,107,087.96 × 1,284,669.33
  4. Step 4: Simplify right side
    2,251,556.61x = 3,991,580,601,400.92
  5. Step 5: Solve for x
    x = 3,991,580,601,400.92/2,251,556.61
  6. Step 6: Final answer
    x = 1,772,809.35

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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.