Home / 2,196,368.58-3,293,780.88-658,905.54

Finding the Fourth Proportional to 2,196,368.58, 3,293,780.88 and 658,905.54

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Solution

The fourth proportional to 2,196,368.58, 3,293,780.88 and 658,905.54 is: 988,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,368.58 : 3,293,780.88 = 658,905.54 : x
  2. Step 2: Convert to fraction form
    2,196,368.58/3,293,780.88 = 658,905.54/x
  3. Step 3: Cross multiply
    2,196,368.58x = 3,293,780.88 × 658,905.54
  4. Step 4: Simplify right side
    2,196,368.58x = 2,170,290,469,378.08
  5. Step 5: Solve for x
    x = 2,170,290,469,378.08/2,196,368.58
  6. Step 6: Final answer
    x = 988,126.71

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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.