Home / 810,896.32-1,119,060.24-448,343.56

Finding the Fourth Proportional to 810,896.32, 1,119,060.24 and 448,343.56

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Solution

The fourth proportional to 810,896.32, 1,119,060.24 and 448,343.56 is: 618,727.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,896.32 : 1,119,060.24 = 448,343.56 : x
  2. Step 2: Convert to fraction form
    810,896.32/1,119,060.24 = 448,343.56/x
  3. Step 3: Cross multiply
    810,896.32x = 1,119,060.24 × 448,343.56
  4. Step 4: Simplify right side
    810,896.32x = 501,723,451,856.05
  5. Step 5: Solve for x
    x = 501,723,451,856.05/810,896.32
  6. Step 6: Final answer
    x = 618,727.01

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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.