Finding the Fourth Proportional to 6,161,578.26, 8,502,323.42 and 3,407,828.14
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Solution
The fourth proportional to 6,161,578.26, 8,502,323.42 and 3,407,828.14 is: 4,702,440.80
Step by Step Solution
- Step 1: Write the proportion equation
6,161,578.26 : 8,502,323.42 = 3,407,828.14 : x - Step 2: Convert to fraction form
6,161,578.26/8,502,323.42 = 3,407,828.14/x - Step 3: Cross multiply
6,161,578.26x = 8,502,323.42 × 3,407,828.14 - Step 4: Simplify right side
6,161,578.26x = 28,974,457,006,057.04 - Step 5: Solve for x
x = 28,974,457,006,057.04/6,161,578.26 - Step 6: Final answer
x = 4,702,440.80
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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.