Home / 1,003,783.82-1,505,676.69-825,916.94

Finding the Fourth Proportional to 1,003,783.82, 1,505,676.69 and 825,916.94

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Solution

The fourth proportional to 1,003,783.82, 1,505,676.69 and 825,916.94 is: 1,238,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,783.82 : 1,505,676.69 = 825,916.94 : x
  2. Step 2: Convert to fraction form
    1,003,783.82/1,505,676.69 = 825,916.94/x
  3. Step 3: Cross multiply
    1,003,783.82x = 1,505,676.69 × 825,916.94
  4. Step 4: Simplify right side
    1,003,783.82x = 1,243,563,876,905.75
  5. Step 5: Solve for x
    x = 1,243,563,876,905.75/1,003,783.82
  6. Step 6: Final answer
    x = 1,238,876.20

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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.