Finding the Fourth Proportional to 3,256,269.26, 4,493,927.33 and 1,806,431.63
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Solution
The fourth proportional to 3,256,269.26, 4,493,927.33 and 1,806,431.63 is: 2,493,028.62
Step by Step Solution
- Step 1: Write the proportion equation
3,256,269.26 : 4,493,927.33 = 1,806,431.63 : x - Step 2: Convert to fraction form
3,256,269.26/4,493,927.33 = 1,806,431.63/x - Step 3: Cross multiply
3,256,269.26x = 4,493,927.33 × 1,806,431.63 - Step 4: Simplify right side
3,256,269.26x = 8,117,972,457,266.95 - Step 5: Solve for x
x = 8,117,972,457,266.95/3,256,269.26 - Step 6: Final answer
x = 2,493,028.62
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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.