Home / 2,561,819.32-3,535,214.03-1,400,255.78

Finding the Fourth Proportional to 2,561,819.32, 3,535,214.03 and 1,400,255.78

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Solution

The fourth proportional to 2,561,819.32, 3,535,214.03 and 1,400,255.78 is: 1,932,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,819.32 : 3,535,214.03 = 1,400,255.78 : x
  2. Step 2: Convert to fraction form
    2,561,819.32/3,535,214.03 = 1,400,255.78/x
  3. Step 3: Cross multiply
    2,561,819.32x = 3,535,214.03 × 1,400,255.78
  4. Step 4: Simplify right side
    2,561,819.32x = 4,950,203,891,383.27
  5. Step 5: Solve for x
    x = 4,950,203,891,383.27/2,561,819.32
  6. Step 6: Final answer
    x = 1,932,300.17

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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.