Finding the Fourth Proportional to 1,264,844.40, 1,745,497.92 and 691,872
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Solution
The fourth proportional to 1,264,844.40, 1,745,497.92 and 691,872 is: 954,790.28
Step by Step Solution
- Step 1: Write the proportion equation
1,264,844.40 : 1,745,497.92 = 691,872 : x - Step 2: Convert to fraction form
1,264,844.40/1,745,497.92 = 691,872/x - Step 3: Cross multiply
1,264,844.40x = 1,745,497.92 × 691,872 - Step 4: Simplify right side
1,264,844.40x = 1,207,661,136,906.24 - Step 5: Solve for x
x = 1,207,661,136,906.24/1,264,844.40 - Step 6: Final answer
x = 954,790.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.