Home / 1,699,285.77-2,548,979.79-419,893.17

Finding the Fourth Proportional to 1,699,285.77, 2,548,979.79 and 419,893.17

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Solution

The fourth proportional to 1,699,285.77, 2,548,979.79 and 419,893.17 is: 629,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,285.77 : 2,548,979.79 = 419,893.17 : x
  2. Step 2: Convert to fraction form
    1,699,285.77/2,548,979.79 = 419,893.17/x
  3. Step 3: Cross multiply
    1,699,285.77x = 2,548,979.79 × 419,893.17
  4. Step 4: Simplify right side
    1,699,285.77x = 1,070,299,204,289.03
  5. Step 5: Solve for x
    x = 1,070,299,204,289.03/1,699,285.77
  6. Step 6: Final answer
    x = 629,852.39

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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.