Finding the Third Proportional to 3,989,503 and 6,318,250
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Solution
The third proportional to 3,989,503 and 6,318,250 is: 10,006,329.88
Step by Step Solution
- Step 1: Write the proportion equation
3,989,503 : 6,318,250 = 6,318,250 : x - Step 2: Convert to fraction form
3,989,503/6,318,250 = 6,318,250/x - Step 3: Cross multiply
3,989,503x = 6,318,250 × 6,318,250 - Step 4: Simplify right side
3,989,503x = 39,920,283,062,500 - Step 5: Solve for x
x = 39,920,283,062,500/3,989,503 - Step 6: Final answer
x = 10,006,329.88
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.