Home / 2,772,578.82-4,159,341.12-1,236,131.73

Finding the Fourth Proportional to 2,772,578.82, 4,159,341.12 and 1,236,131.73

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Solution

The fourth proportional to 2,772,578.82, 4,159,341.12 and 1,236,131.73 is: 1,854,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,578.82 : 4,159,341.12 = 1,236,131.73 : x
  2. Step 2: Convert to fraction form
    2,772,578.82/4,159,341.12 = 1,236,131.73/x
  3. Step 3: Cross multiply
    2,772,578.82x = 4,159,341.12 × 1,236,131.73
  4. Step 4: Simplify right side
    2,772,578.82x = 5,141,493,534,325.74
  5. Step 5: Solve for x
    x = 5,141,493,534,325.74/2,772,578.82
  6. Step 6: Final answer
    x = 1,854,408.43

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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.