Home / 1,940,998.67-2,678,777.48-1,166,880.11

Finding the Fourth Proportional to 1,940,998.67, 2,678,777.48 and 1,166,880.11

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Solution

The fourth proportional to 1,940,998.67, 2,678,777.48 and 1,166,880.11 is: 1,610,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,998.67 : 2,678,777.48 = 1,166,880.11 : x
  2. Step 2: Convert to fraction form
    1,940,998.67/2,678,777.48 = 1,166,880.11/x
  3. Step 3: Cross multiply
    1,940,998.67x = 2,678,777.48 × 1,166,880.11
  4. Step 4: Simplify right side
    1,940,998.67x = 3,125,812,169,856.62
  5. Step 5: Solve for x
    x = 3,125,812,169,856.62/1,940,998.67
  6. Step 6: Final answer
    x = 1,610,414.38

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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.