Home / 1,008,557.91-1,393,172.94-806,028.35

Finding the Fourth Proportional to 1,008,557.91, 1,393,172.94 and 806,028.35

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Solution

The fourth proportional to 1,008,557.91, 1,393,172.94 and 806,028.35 is: 1,113,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,557.91 : 1,393,172.94 = 806,028.35 : x
  2. Step 2: Convert to fraction form
    1,008,557.91/1,393,172.94 = 806,028.35/x
  3. Step 3: Cross multiply
    1,008,557.91x = 1,393,172.94 × 806,028.35
  4. Step 4: Simplify right side
    1,008,557.91x = 1,122,936,879,126.98
  5. Step 5: Solve for x
    x = 1,122,936,879,126.98/1,008,557.91
  6. Step 6: Final answer
    x = 1,113,408.43

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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.