Finding the Fourth Proportional to 4,343,244.10, 6,514,916.29 and 1,310,636.23
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Solution
The fourth proportional to 4,343,244.10, 6,514,916.29 and 1,310,636.23 is: 1,965,969.47
Step by Step Solution
- Step 1: Write the proportion equation
4,343,244.10 : 6,514,916.29 = 1,310,636.23 : x - Step 2: Convert to fraction form
4,343,244.10/6,514,916.29 = 1,310,636.23/x - Step 3: Cross multiply
4,343,244.10x = 6,514,916.29 × 1,310,636.23 - Step 4: Simplify right side
4,343,244.10x = 8,538,685,305,527.31 - Step 5: Solve for x
x = 8,538,685,305,527.31/4,343,244.10 - Step 6: Final answer
x = 1,965,969.47
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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.