Finding the Fourth Proportional to 4,048,310.75, 5,586,664.16 and 2,212,781.09
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Solution
The fourth proportional to 4,048,310.75, 5,586,664.16 and 2,212,781.09 is: 3,053,635.35
Step by Step Solution
- Step 1: Write the proportion equation
4,048,310.75 : 5,586,664.16 = 2,212,781.09 : x - Step 2: Convert to fraction form
4,048,310.75/5,586,664.16 = 2,212,781.09/x - Step 3: Cross multiply
4,048,310.75x = 5,586,664.16 × 2,212,781.09 - Step 4: Simplify right side
4,048,310.75x = 12,362,064,787,027.37 - Step 5: Solve for x
x = 12,362,064,787,027.37/4,048,310.75 - Step 6: Final answer
x = 3,053,635.35
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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.