Finding the Fourth Proportional to 756,729.01, 1,135,093.52 and 718,889.05
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Solution
The fourth proportional to 756,729.01, 1,135,093.52 and 718,889.05 is: 1,078,333.58
Step by Step Solution
- Step 1: Write the proportion equation
756,729.01 : 1,135,093.52 = 718,889.05 : x - Step 2: Convert to fraction form
756,729.01/1,135,093.52 = 718,889.05/x - Step 3: Cross multiply
756,729.01x = 1,135,093.52 × 718,889.05 - Step 4: Simplify right side
756,729.01x = 816,006,302,253.96 - Step 5: Solve for x
x = 816,006,302,253.96/756,729.01 - Step 6: Final answer
x = 1,078,333.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.