Finding the Fourth Proportional to 3,631,969.73, 5,446,062.84 and 1,355,621.97
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Solution
The fourth proportional to 3,631,969.73, 5,446,062.84 and 1,355,621.97 is: 2,032,726.87
Step by Step Solution
- Step 1: Write the proportion equation
3,631,969.73 : 5,446,062.84 = 1,355,621.97 : x - Step 2: Convert to fraction form
3,631,969.73/5,446,062.84 = 1,355,621.97/x - Step 3: Cross multiply
3,631,969.73x = 5,446,062.84 × 1,355,621.97 - Step 4: Simplify right side
3,631,969.73x = 7,382,802,461,410.91 - Step 5: Solve for x
x = 7,382,802,461,410.91/3,631,969.73 - Step 6: Final answer
x = 2,032,726.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.