Home / 1,786,815.72-2,466,380.34-1,143,967.32

Finding the Fourth Proportional to 1,786,815.72, 2,466,380.34 and 1,143,967.32

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Solution

The fourth proportional to 1,786,815.72, 2,466,380.34 and 1,143,967.32 is: 1,579,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,815.72 : 2,466,380.34 = 1,143,967.32 : x
  2. Step 2: Convert to fraction form
    1,786,815.72/2,466,380.34 = 1,143,967.32/x
  3. Step 3: Cross multiply
    1,786,815.72x = 2,466,380.34 × 1,143,967.32
  4. Step 4: Simplify right side
    1,786,815.72x = 2,821,458,507,650.49
  5. Step 5: Solve for x
    x = 2,821,458,507,650.49/1,786,815.72
  6. Step 6: Final answer
    x = 1,579,042.81

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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.