Home / 2,783,856-3,841,655.94-1,638,010.56

Finding the Fourth Proportional to 2,783,856, 3,841,655.94 and 1,638,010.56

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Solution

The fourth proportional to 2,783,856, 3,841,655.94 and 1,638,010.56 is: 2,260,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,856 : 3,841,655.94 = 1,638,010.56 : x
  2. Step 2: Convert to fraction form
    2,783,856/3,841,655.94 = 1,638,010.56/x
  3. Step 3: Cross multiply
    2,783,856x = 3,841,655.94 × 1,638,010.56
  4. Step 4: Simplify right side
    2,783,856x = 6,292,672,997,606.73
  5. Step 5: Solve for x
    x = 6,292,672,997,606.73/2,783,856
  6. Step 6: Final answer
    x = 2,260,416.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.