Home / 1,820,301.12-2,511,997.92-1,004,512.32

Finding the Fourth Proportional to 1,820,301.12, 2,511,997.92 and 1,004,512.32

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Solution

The fourth proportional to 1,820,301.12, 2,511,997.92 and 1,004,512.32 is: 1,386,217.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,301.12 : 2,511,997.92 = 1,004,512.32 : x
  2. Step 2: Convert to fraction form
    1,820,301.12/2,511,997.92 = 1,004,512.32/x
  3. Step 3: Cross multiply
    1,820,301.12x = 2,511,997.92 × 1,004,512.32
  4. Step 4: Simplify right side
    1,820,301.12x = 2,523,332,858,454.37
  5. Step 5: Solve for x
    x = 2,523,332,858,454.37/1,820,301.12
  6. Step 6: Final answer
    x = 1,386,217.28

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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.