Finding the Fourth Proportional to 1,273,593.14, 1,757,573.12 and 729,718.02
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Solution
The fourth proportional to 1,273,593.14, 1,757,573.12 and 729,718.02 is: 1,007,019.23
Step by Step Solution
- Step 1: Write the proportion equation
1,273,593.14 : 1,757,573.12 = 729,718.02 : x - Step 2: Convert to fraction form
1,273,593.14/1,757,573.12 = 729,718.02/x - Step 3: Cross multiply
1,273,593.14x = 1,757,573.12 × 729,718.02 - Step 4: Simplify right side
1,273,593.14x = 1,282,532,777,131.62 - Step 5: Solve for x
x = 1,282,532,777,131.62/1,273,593.14 - Step 6: Final answer
x = 1,007,019.23
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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.