Finding the Fourth Proportional to 3,633,408.36, 5,451,178.35 and 1,074,690.75
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Solution
The fourth proportional to 3,633,408.36, 5,451,178.35 and 1,074,690.75 is: 1,612,351.37
Step by Step Solution
- Step 1: Write the proportion equation
3,633,408.36 : 5,451,178.35 = 1,074,690.75 : x - Step 2: Convert to fraction form
3,633,408.36/5,451,178.35 = 1,074,690.75/x - Step 3: Cross multiply
3,633,408.36x = 5,451,178.35 × 1,074,690.75 - Step 4: Simplify right side
3,633,408.36x = 5,858,330,949,345.26 - Step 5: Solve for x
x = 5,858,330,949,345.26/3,633,408.36 - Step 6: Final answer
x = 1,612,351.37
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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.