Home / 2,628,323.20-3,940,929.60-1,368,611.20

Finding the Fourth Proportional to 2,628,323.20, 3,940,929.60 and 1,368,611.20

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Solution

The fourth proportional to 2,628,323.20, 3,940,929.60 and 1,368,611.20 is: 2,052,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,323.20 : 3,940,929.60 = 1,368,611.20 : x
  2. Step 2: Convert to fraction form
    2,628,323.20/3,940,929.60 = 1,368,611.20/x
  3. Step 3: Cross multiply
    2,628,323.20x = 3,940,929.60 × 1,368,611.20
  4. Step 4: Simplify right side
    2,628,323.20x = 5,393,600,388,971.52
  5. Step 5: Solve for x
    x = 5,393,600,388,971.52/2,628,323.20
  6. Step 6: Final answer
    x = 2,052,106.98

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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.