Finding the Fourth Proportional to 3,256,147.86, 4,493,753.13 and 1,806,310.74
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Solution
The fourth proportional to 3,256,147.86, 4,493,753.13 and 1,806,310.74 is: 2,492,858.09
Step by Step Solution
- Step 1: Write the proportion equation
3,256,147.86 : 4,493,753.13 = 1,806,310.74 : x - Step 2: Convert to fraction form
3,256,147.86/4,493,753.13 = 1,806,310.74/x - Step 3: Cross multiply
3,256,147.86x = 4,493,753.13 × 1,806,310.74 - Step 4: Simplify right side
3,256,147.86x = 8,117,114,541,627.62 - Step 5: Solve for x
x = 8,117,114,541,627.62/3,256,147.86 - Step 6: Final answer
x = 2,492,858.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.