Home / 2,685,742.98-4,028,725.62-792,484.43

Finding the Fourth Proportional to 2,685,742.98, 4,028,725.62 and 792,484.43

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Solution

The fourth proportional to 2,685,742.98, 4,028,725.62 and 792,484.43 is: 1,188,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,742.98 : 4,028,725.62 = 792,484.43 : x
  2. Step 2: Convert to fraction form
    2,685,742.98/4,028,725.62 = 792,484.43/x
  3. Step 3: Cross multiply
    2,685,742.98x = 4,028,725.62 × 792,484.43
  4. Step 4: Simplify right side
    2,685,742.98x = 3,192,702,306,448.47
  5. Step 5: Solve for x
    x = 3,192,702,306,448.47/2,685,742.98
  6. Step 6: Final answer
    x = 1,188,759.43

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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.