Finding the Fourth Proportional to 1,273,592.14, 1,757,571.74 and 729,717.02
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Solution
The fourth proportional to 1,273,592.14, 1,757,571.74 and 729,717.02 is: 1,007,017.85
Step by Step Solution
- Step 1: Write the proportion equation
1,273,592.14 : 1,757,571.74 = 729,717.02 : x - Step 2: Convert to fraction form
1,273,592.14/1,757,571.74 = 729,717.02/x - Step 3: Cross multiply
1,273,592.14x = 1,757,571.74 × 729,717.02 - Step 4: Simplify right side
1,273,592.14x = 1,282,530,012,549.01 - Step 5: Solve for x
x = 1,282,530,012,549.01/1,273,592.14 - Step 6: Final answer
x = 1,007,017.85
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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.