Finding the Third Proportional to 808,916.63 and 1,268,915.63
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Solution
The third proportional to 808,916.63 and 1,268,915.63 is: 1,990,497.92
Step by Step Solution
- Step 1: Write the proportion equation
808,916.63 : 1,268,915.63 = 1,268,915.63 : x - Step 2: Convert to fraction form
808,916.63/1,268,915.63 = 1,268,915.63/x - Step 3: Cross multiply
808,916.63x = 1,268,915.63 × 1,268,915.63 - Step 4: Simplify right side
808,916.63x = 1,610,146,863,369.14 - Step 5: Solve for x
x = 1,610,146,863,369.14/808,916.63 - Step 6: Final answer
x = 1,990,497.92
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.