Home / 2,665,777.92-3,678,774.62-1,442,083.19

Finding the Fourth Proportional to 2,665,777.92, 3,678,774.62 and 1,442,083.19

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Solution

The fourth proportional to 2,665,777.92, 3,678,774.62 and 1,442,083.19 is: 1,990,075.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,777.92 : 3,678,774.62 = 1,442,083.19 : x
  2. Step 2: Convert to fraction form
    2,665,777.92/3,678,774.62 = 1,442,083.19/x
  3. Step 3: Cross multiply
    2,665,777.92x = 3,678,774.62 × 1,442,083.19
  4. Step 4: Simplify right side
    2,665,777.92x = 5,305,099,013,696.35
  5. Step 5: Solve for x
    x = 5,305,099,013,696.35/2,665,777.92
  6. Step 6: Final answer
    x = 1,990,075.38

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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.