Home / 1,786,876.38-2,678,118.62-826,032.24

Finding the Fourth Proportional to 1,786,876.38, 2,678,118.62 and 826,032.24

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Solution

The fourth proportional to 1,786,876.38, 2,678,118.62 and 826,032.24 is: 1,238,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,876.38 : 2,678,118.62 = 826,032.24 : x
  2. Step 2: Convert to fraction form
    1,786,876.38/2,678,118.62 = 826,032.24/x
  3. Step 3: Cross multiply
    1,786,876.38x = 2,678,118.62 × 826,032.24
  4. Step 4: Simplify right side
    1,786,876.38x = 2,212,212,318,534.15
  5. Step 5: Solve for x
    x = 2,212,212,318,534.15/1,786,876.38
  6. Step 6: Final answer
    x = 1,238,033.22

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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.