Finding the Fourth Proportional to 3,256,561.44, 4,494,055.68 and 1,806,207.84
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Solution
The fourth proportional to 3,256,561.44, 4,494,055.68 and 1,806,207.84 is: 2,492,567.31
Step by Step Solution
- Step 1: Write the proportion equation
3,256,561.44 : 4,494,055.68 = 1,806,207.84 : x - Step 2: Convert to fraction form
3,256,561.44/4,494,055.68 = 1,806,207.84/x - Step 3: Cross multiply
3,256,561.44x = 4,494,055.68 × 1,806,207.84 - Step 4: Simplify right side
3,256,561.44x = 8,117,198,602,612.53 - Step 5: Solve for x
x = 8,117,198,602,612.53/3,256,561.44 - Step 6: Final answer
x = 2,492,567.31
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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.