Home / 1,608,936.48-2,413,406.96-685,454.40

Finding the Fourth Proportional to 1,608,936.48, 2,413,406.96 and 685,454.40

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Solution

The fourth proportional to 1,608,936.48, 2,413,406.96 and 685,454.40 is: 1,028,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,936.48 : 2,413,406.96 = 685,454.40 : x
  2. Step 2: Convert to fraction form
    1,608,936.48/2,413,406.96 = 685,454.40/x
  3. Step 3: Cross multiply
    1,608,936.48x = 2,413,406.96 × 685,454.40
  4. Step 4: Simplify right side
    1,608,936.48x = 1,654,280,419,722.62
  5. Step 5: Solve for x
    x = 1,654,280,419,722.62/1,608,936.48
  6. Step 6: Final answer
    x = 1,028,182.55

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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.