Finding the Fourth Proportional to 2,561,192.73, 3,842,453.30 and 1,362,129.08
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Solution
The fourth proportional to 2,561,192.73, 3,842,453.30 and 1,362,129.08 is: 2,043,546.86
Step by Step Solution
- Step 1: Write the proportion equation
2,561,192.73 : 3,842,453.30 = 1,362,129.08 : x - Step 2: Convert to fraction form
2,561,192.73/3,842,453.30 = 1,362,129.08/x - Step 3: Cross multiply
2,561,192.73x = 3,842,453.30 × 1,362,129.08 - Step 4: Simplify right side
2,561,192.73x = 5,233,917,352,449.05 - Step 5: Solve for x
x = 5,233,917,352,449.05/2,561,192.73 - Step 6: Final answer
x = 2,043,546.86
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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.