Home / 1,206,924.40-1,809,234.60-448,562.80

Finding the Fourth Proportional to 1,206,924.40, 1,809,234.60 and 448,562.80

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Solution

The fourth proportional to 1,206,924.40, 1,809,234.60 and 448,562.80 is: 672,416.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,924.40 : 1,809,234.60 = 448,562.80 : x
  2. Step 2: Convert to fraction form
    1,206,924.40/1,809,234.60 = 448,562.80/x
  3. Step 3: Cross multiply
    1,206,924.40x = 1,809,234.60 × 448,562.80
  4. Step 4: Simplify right side
    1,206,924.40x = 811,555,338,032.88
  5. Step 5: Solve for x
    x = 811,555,338,032.88/1,206,924.40
  6. Step 6: Final answer
    x = 672,416.05

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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.