Finding the Fourth Proportional to 4,343,244.27, 6,514,916.57 and 1,310,636.40
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Solution
The fourth proportional to 4,343,244.27, 6,514,916.57 and 1,310,636.40 is: 1,965,969.74
Step by Step Solution
- Step 1: Write the proportion equation
4,343,244.27 : 6,514,916.57 = 1,310,636.40 : x - Step 2: Convert to fraction form
4,343,244.27/6,514,916.57 = 1,310,636.40/x - Step 3: Cross multiply
4,343,244.27x = 6,514,916.57 × 1,310,636.40 - Step 4: Simplify right side
4,343,244.27x = 8,538,686,793,051.97 - Step 5: Solve for x
x = 8,538,686,793,051.97/4,343,244.27 - Step 6: Final answer
x = 1,965,969.74
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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.