Home / 1,519,183.41-2,096,388.18-830,718.78

Finding the Fourth Proportional to 1,519,183.41, 2,096,388.18 and 830,718.78

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Solution

The fourth proportional to 1,519,183.41, 2,096,388.18 and 830,718.78 is: 1,146,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,183.41 : 2,096,388.18 = 830,718.78 : x
  2. Step 2: Convert to fraction form
    1,519,183.41/2,096,388.18 = 830,718.78/x
  3. Step 3: Cross multiply
    1,519,183.41x = 2,096,388.18 × 830,718.78
  4. Step 4: Simplify right side
    1,519,183.41x = 1,741,509,031,296.02
  5. Step 5: Solve for x
    x = 1,741,509,031,296.02/1,519,183.41
  6. Step 6: Final answer
    x = 1,146,345.48

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Why These Related Problems?

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