Home / 2,254,243.32-3,109,041.86-1,981,728.54

Finding the Fourth Proportional to 2,254,243.32, 3,109,041.86 and 1,981,728.54

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Solution

The fourth proportional to 2,254,243.32, 3,109,041.86 and 1,981,728.54 is: 2,733,190.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254,243.32 : 3,109,041.86 = 1,981,728.54 : x
  2. Step 2: Convert to fraction form
    2,254,243.32/3,109,041.86 = 1,981,728.54/x
  3. Step 3: Cross multiply
    2,254,243.32x = 3,109,041.86 × 1,981,728.54
  4. Step 4: Simplify right side
    2,254,243.32x = 6,161,276,986,016.69
  5. Step 5: Solve for x
    x = 6,161,276,986,016.69/2,254,243.32
  6. Step 6: Final answer
    x = 2,733,190.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.