Home / 1,879,128.16-2,818,850.37-599,918.20

Finding the Fourth Proportional to 1,879,128.16, 2,818,850.37 and 599,918.20

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Solution

The fourth proportional to 1,879,128.16, 2,818,850.37 and 599,918.20 is: 899,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,128.16 : 2,818,850.37 = 599,918.20 : x
  2. Step 2: Convert to fraction form
    1,879,128.16/2,818,850.37 = 599,918.20/x
  3. Step 3: Cross multiply
    1,879,128.16x = 2,818,850.37 × 599,918.20
  4. Step 4: Simplify right side
    1,879,128.16x = 1,691,079,640,039.73
  5. Step 5: Solve for x
    x = 1,691,079,640,039.73/1,879,128.16
  6. Step 6: Final answer
    x = 899,927.78

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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.