Finding the Fourth Proportional to 1,463,342.88, 2,019,361.62 and 809,970.18
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Solution
The fourth proportional to 1,463,342.88, 2,019,361.62 and 809,970.18 is: 1,117,730.31
Step by Step Solution
- Step 1: Write the proportion equation
1,463,342.88 : 2,019,361.62 = 809,970.18 : x - Step 2: Convert to fraction form
1,463,342.88/2,019,361.62 = 809,970.18/x - Step 3: Cross multiply
1,463,342.88x = 2,019,361.62 × 809,970.18 - Step 4: Simplify right side
1,463,342.88x = 1,635,622,694,836.49 - Step 5: Solve for x
x = 1,635,622,694,836.49/1,463,342.88 - Step 6: Final answer
x = 1,117,730.31
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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.