Home / 2,000,356.78-2,997,504.30-1,324,015.09

Finding the Fourth Proportional to 2,000,356.78, 2,997,504.30 and 1,324,015.09

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Solution

The fourth proportional to 2,000,356.78, 2,997,504.30 and 1,324,015.09 is: 1,984,016.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,356.78 : 2,997,504.30 = 1,324,015.09 : x
  2. Step 2: Convert to fraction form
    2,000,356.78/2,997,504.30 = 1,324,015.09/x
  3. Step 3: Cross multiply
    2,000,356.78x = 2,997,504.30 × 1,324,015.09
  4. Step 4: Simplify right side
    2,000,356.78x = 3,968,740,925,539.89
  5. Step 5: Solve for x
    x = 3,968,740,925,539.89/2,000,356.78
  6. Step 6: Final answer
    x = 1,984,016.53

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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.