Finding the Fourth Proportional to 2,212,840.36, 3,054,396.66 and 1,295,284.12
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Solution
The fourth proportional to 2,212,840.36, 3,054,396.66 and 1,295,284.12 is: 1,787,888.35
Step by Step Solution
- Step 1: Write the proportion equation
2,212,840.36 : 3,054,396.66 = 1,295,284.12 : x - Step 2: Convert to fraction form
2,212,840.36/3,054,396.66 = 1,295,284.12/x - Step 3: Cross multiply
2,212,840.36x = 3,054,396.66 × 1,295,284.12 - Step 4: Simplify right side
2,212,840.36x = 3,956,311,489,879.04 - Step 5: Solve for x
x = 3,956,311,489,879.04/2,212,840.36 - Step 6: Final answer
x = 1,787,888.35
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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.