Finding the Third Proportional to 637,121 and 1,368,685
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Solution
The third proportional to 637,121 and 1,368,685 is: 2,940,255.66
Step by Step Solution
- Step 1: Write the proportion equation
637,121 : 1,368,685 = 1,368,685 : x - Step 2: Convert to fraction form
637,121/1,368,685 = 1,368,685/x - Step 3: Cross multiply
637,121x = 1,368,685 × 1,368,685 - Step 4: Simplify right side
637,121x = 1,873,298,629,225 - Step 5: Solve for x
x = 1,873,298,629,225/637,121 - Step 6: Final answer
x = 2,940,255.66
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.