Home / 4,851,728.74-7,271,933.91-3,649,786.48

Finding the Fourth Proportional to 4,851,728.74, 7,271,933.91 and 3,649,786.48

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Solution

The fourth proportional to 4,851,728.74, 7,271,933.91 and 3,649,786.48 is: 5,470,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,728.74 : 7,271,933.91 = 3,649,786.48 : x
  2. Step 2: Convert to fraction form
    4,851,728.74/7,271,933.91 = 3,649,786.48/x
  3. Step 3: Cross multiply
    4,851,728.74x = 7,271,933.91 × 3,649,786.48
  4. Step 4: Simplify right side
    4,851,728.74x = 26,541,006,068,171.54
  5. Step 5: Solve for x
    x = 26,541,006,068,171.54/4,851,728.74
  6. Step 6: Final answer
    x = 5,470,422.50

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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.