Finding the Fourth Proportional to 5,086,546.79, 7,629,511.19 and 1,804,063.91
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Solution
The fourth proportional to 5,086,546.79, 7,629,511.19 and 1,804,063.91 is: 2,705,986.28
Step by Step Solution
- Step 1: Write the proportion equation
5,086,546.79 : 7,629,511.19 = 1,804,063.91 : x - Step 2: Convert to fraction form
5,086,546.79/7,629,511.19 = 1,804,063.91/x - Step 3: Cross multiply
5,086,546.79x = 7,629,511.19 × 1,804,063.91 - Step 4: Simplify right side
5,086,546.79x = 13,764,125,823,326.80 - Step 5: Solve for x
x = 13,764,125,823,326.80/5,086,546.79 - Step 6: Final answer
x = 2,705,986.28
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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.