Home / 1,198,837.68-1,789,511.07-1,047,499.85

Finding the Fourth Proportional to 1,198,837.68, 1,789,511.07 and 1,047,499.85

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Solution

The fourth proportional to 1,198,837.68, 1,789,511.07 and 1,047,499.85 is: 1,563,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,837.68 : 1,789,511.07 = 1,047,499.85 : x
  2. Step 2: Convert to fraction form
    1,198,837.68/1,789,511.07 = 1,047,499.85/x
  3. Step 3: Cross multiply
    1,198,837.68x = 1,789,511.07 × 1,047,499.85
  4. Step 4: Simplify right side
    1,198,837.68x = 1,874,512,568,450.78
  5. Step 5: Solve for x
    x = 1,874,512,568,450.78/1,198,837.68
  6. Step 6: Final answer
    x = 1,563,608.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.