Home / 3,989,799.61-5,985,540.03-1,293,914.61

Finding the Fourth Proportional to 3,989,799.61, 5,985,540.03 and 1,293,914.61

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Solution

The fourth proportional to 3,989,799.61, 5,985,540.03 and 1,293,914.61 is: 1,941,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,799.61 : 5,985,540.03 = 1,293,914.61 : x
  2. Step 2: Convert to fraction form
    3,989,799.61/5,985,540.03 = 1,293,914.61/x
  3. Step 3: Cross multiply
    3,989,799.61x = 5,985,540.03 × 1,293,914.61
  4. Step 4: Simplify right side
    3,989,799.61x = 7,744,777,693,556.84
  5. Step 5: Solve for x
    x = 7,744,777,693,556.84/3,989,799.61
  6. Step 6: Final answer
    x = 1,941,144.53

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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.