Finding the Fourth Proportional to 4,214,115.78, 6,320,914.11 and 2,595,193.08
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Solution
The fourth proportional to 4,214,115.78, 6,320,914.11 and 2,595,193.08 is: 3,892,629.77
Step by Step Solution
- Step 1: Write the proportion equation
4,214,115.78 : 6,320,914.11 = 2,595,193.08 : x - Step 2: Convert to fraction form
4,214,115.78/6,320,914.11 = 2,595,193.08/x - Step 3: Cross multiply
4,214,115.78x = 6,320,914.11 × 2,595,193.08 - Step 4: Simplify right side
4,214,115.78x = 16,403,992,557,546.36 - Step 5: Solve for x
x = 16,403,992,557,546.36/4,214,115.78 - Step 6: Final answer
x = 3,892,629.77
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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.