Home / 1,820,311.62-2,512,027.86-1,004,514.90

Finding the Fourth Proportional to 1,820,311.62, 2,512,027.86 and 1,004,514.90

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Solution

The fourth proportional to 1,820,311.62, 2,512,027.86 and 1,004,514.90 is: 1,386,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,311.62 : 2,512,027.86 = 1,004,514.90 : x
  2. Step 2: Convert to fraction form
    1,820,311.62/2,512,027.86 = 1,004,514.90/x
  3. Step 3: Cross multiply
    1,820,311.62x = 2,512,027.86 × 1,004,514.90
  4. Step 4: Simplify right side
    1,820,311.62x = 2,523,369,414,585.11
  5. Step 5: Solve for x
    x = 2,523,369,414,585.11/1,820,311.62
  6. Step 6: Final answer
    x = 1,386,229.36

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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.