Home / 2,792,299.56-4,188,460.39-1,845,459.78

Finding the Fourth Proportional to 2,792,299.56, 4,188,460.39 and 1,845,459.78

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Solution

The fourth proportional to 2,792,299.56, 4,188,460.39 and 1,845,459.78 is: 2,768,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,299.56 : 4,188,460.39 = 1,845,459.78 : x
  2. Step 2: Convert to fraction form
    2,792,299.56/4,188,460.39 = 1,845,459.78/x
  3. Step 3: Cross multiply
    2,792,299.56x = 4,188,460.39 × 1,845,459.78
  4. Step 4: Simplify right side
    2,792,299.56x = 7,729,635,181,327.78
  5. Step 5: Solve for x
    x = 7,729,635,181,327.78/2,792,299.56
  6. Step 6: Final answer
    x = 2,768,196.97

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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.