Finding the Fourth Proportional to 2,167,192.93, 2,992,736.58 and 1,622,382.88
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Solution
The fourth proportional to 2,167,192.93, 2,992,736.58 and 1,622,382.88 is: 2,240,393.33
Step by Step Solution
- Step 1: Write the proportion equation
2,167,192.93 : 2,992,736.58 = 1,622,382.88 : x - Step 2: Convert to fraction form
2,167,192.93/2,992,736.58 = 1,622,382.88/x - Step 3: Cross multiply
2,167,192.93x = 2,992,736.58 × 1,622,382.88 - Step 4: Simplify right side
2,167,192.93x = 4,855,364,591,741.75 - Step 5: Solve for x
x = 4,855,364,591,741.75/2,167,192.93 - Step 6: Final answer
x = 2,240,393.33
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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.