Home / 4,074,662.40-6,111,993.60-2,728,345.20

Finding the Fourth Proportional to 4,074,662.40, 6,111,993.60 and 2,728,345.20

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Solution

The fourth proportional to 4,074,662.40, 6,111,993.60 and 2,728,345.20 is: 4,092,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074,662.40 : 6,111,993.60 = 2,728,345.20 : x
  2. Step 2: Convert to fraction form
    4,074,662.40/6,111,993.60 = 2,728,345.20/x
  3. Step 3: Cross multiply
    4,074,662.40x = 6,111,993.60 × 2,728,345.20
  4. Step 4: Simplify right side
    4,074,662.40x = 16,675,628,400,990.72
  5. Step 5: Solve for x
    x = 16,675,628,400,990.72/4,074,662.40
  6. Step 6: Final answer
    x = 4,092,517.80

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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.