Home / 1,901,408.29-2,850,193.27-1,191,934.56

Finding the Fourth Proportional to 1,901,408.29, 2,850,193.27 and 1,191,934.56

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Solution

The fourth proportional to 1,901,408.29, 2,850,193.27 and 1,191,934.56 is: 1,786,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,408.29 : 2,850,193.27 = 1,191,934.56 : x
  2. Step 2: Convert to fraction form
    1,901,408.29/2,850,193.27 = 1,191,934.56/x
  3. Step 3: Cross multiply
    1,901,408.29x = 2,850,193.27 × 1,191,934.56
  4. Step 4: Simplify right side
    1,901,408.29x = 3,397,243,861,192.41
  5. Step 5: Solve for x
    x = 3,397,243,861,192.41/1,901,408.29
  6. Step 6: Final answer
    x = 1,786,698.77

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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.