Home / 2,987,521.31-4,480,735.21-799,119.23

Finding the Fourth Proportional to 2,987,521.31, 4,480,735.21 and 799,119.23

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Solution

The fourth proportional to 2,987,521.31, 4,480,735.21 and 799,119.23 is: 1,198,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,521.31 : 4,480,735.21 = 799,119.23 : x
  2. Step 2: Convert to fraction form
    2,987,521.31/4,480,735.21 = 799,119.23/x
  3. Step 3: Cross multiply
    2,987,521.31x = 4,480,735.21 × 799,119.23
  4. Step 4: Simplify right side
    2,987,521.31x = 3,580,641,646,447.61
  5. Step 5: Solve for x
    x = 3,580,641,646,447.61/2,987,521.31
  6. Step 6: Final answer
    x = 1,198,532.59

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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.