Home / 1,520,879.36-2,280,858.24-634,208

Finding the Fourth Proportional to 1,520,879.36, 2,280,858.24 and 634,208

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Solution

The fourth proportional to 1,520,879.36, 2,280,858.24 and 634,208 is: 951,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,879.36 : 2,280,858.24 = 634,208 : x
  2. Step 2: Convert to fraction form
    1,520,879.36/2,280,858.24 = 634,208/x
  3. Step 3: Cross multiply
    1,520,879.36x = 2,280,858.24 × 634,208
  4. Step 4: Simplify right side
    1,520,879.36x = 1,446,538,542,673.92
  5. Step 5: Solve for x
    x = 1,446,538,542,673.92/1,520,879.36
  6. Step 6: Final answer
    x = 951,119.85

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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.