Home / 2,081,188.80-3,119,709.60-957,297.60

Finding the Fourth Proportional to 2,081,188.80, 3,119,709.60 and 957,297.60

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Solution

The fourth proportional to 2,081,188.80, 3,119,709.60 and 957,297.60 is: 1,434,992.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,188.80 : 3,119,709.60 = 957,297.60 : x
  2. Step 2: Convert to fraction form
    2,081,188.80/3,119,709.60 = 957,297.60/x
  3. Step 3: Cross multiply
    2,081,188.80x = 3,119,709.60 × 957,297.60
  4. Step 4: Simplify right side
    2,081,188.80x = 2,986,490,512,776.96
  5. Step 5: Solve for x
    x = 2,986,490,512,776.96/2,081,188.80
  6. Step 6: Final answer
    x = 1,434,992.59

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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.