Home / 2,016,971.80-3,025,457.70-818,933.20

Finding the Fourth Proportional to 2,016,971.80, 3,025,457.70 and 818,933.20

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Solution

The fourth proportional to 2,016,971.80, 3,025,457.70 and 818,933.20 is: 1,228,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,971.80 : 3,025,457.70 = 818,933.20 : x
  2. Step 2: Convert to fraction form
    2,016,971.80/3,025,457.70 = 818,933.20/x
  3. Step 3: Cross multiply
    2,016,971.80x = 3,025,457.70 × 818,933.20
  4. Step 4: Simplify right side
    2,016,971.80x = 2,477,647,755,725.64
  5. Step 5: Solve for x
    x = 2,477,647,755,725.64/2,016,971.80
  6. Step 6: Final answer
    x = 1,228,399.80

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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.