Finding the Fourth Proportional to 4,342,893.39, 6,514,387.26 and 1,310,286.42
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Solution
The fourth proportional to 4,342,893.39, 6,514,387.26 and 1,310,286.42 is: 1,965,443.86
Step by Step Solution
- Step 1: Write the proportion equation
4,342,893.39 : 6,514,387.26 = 1,310,286.42 : x - Step 2: Convert to fraction form
4,342,893.39/6,514,387.26 = 1,310,286.42/x - Step 3: Cross multiply
4,342,893.39x = 6,514,387.26 × 1,310,286.42 - Step 4: Simplify right side
4,342,893.39x = 8,535,713,161,399.01 - Step 5: Solve for x
x = 8,535,713,161,399.01/4,342,893.39 - Step 6: Final answer
x = 1,965,443.86
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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.