Finding the Fourth Proportional to 5,252,135.21, 7,253,925.29 and 3,530,266.37
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Solution
The fourth proportional to 5,252,135.21, 7,253,925.29 and 3,530,266.37 is: 4,875,786.22
Step by Step Solution
- Step 1: Write the proportion equation
5,252,135.21 : 7,253,925.29 = 3,530,266.37 : x - Step 2: Convert to fraction form
5,252,135.21/7,253,925.29 = 3,530,266.37/x - Step 3: Cross multiply
5,252,135.21x = 7,253,925.29 × 3,530,266.37 - Step 4: Simplify right side
5,252,135.21x = 25,608,288,501,779.50 - Step 5: Solve for x
x = 25,608,288,501,779.50/5,252,135.21 - Step 6: Final answer
x = 4,875,786.22
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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.