Finding the Fourth Proportional to 1,647,326.50, 2,273,348.97 and 922,155.94
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Solution
The fourth proportional to 1,647,326.50, 2,273,348.97 and 922,155.94 is: 1,272,596.69
Step by Step Solution
- Step 1: Write the proportion equation
1,647,326.50 : 2,273,348.97 = 922,155.94 : x - Step 2: Convert to fraction form
1,647,326.50/2,273,348.97 = 922,155.94/x - Step 3: Cross multiply
1,647,326.50x = 2,273,348.97 × 922,155.94 - Step 4: Simplify right side
1,647,326.50x = 2,096,382,256,378.38 - Step 5: Solve for x
x = 2,096,382,256,378.38/1,647,326.50 - Step 6: Final answer
x = 1,272,596.69
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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.