Finding the Third Proportional to 621,747 and 1,331,703
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Solution
The third proportional to 621,747 and 1,331,703 is: 2,852,338.46
Step by Step Solution
- Step 1: Write the proportion equation
621,747 : 1,331,703 = 1,331,703 : x - Step 2: Convert to fraction form
621,747/1,331,703 = 1,331,703/x - Step 3: Cross multiply
621,747x = 1,331,703 × 1,331,703 - Step 4: Simplify right side
621,747x = 1,773,432,880,209 - Step 5: Solve for x
x = 1,773,432,880,209/621,747 - Step 6: Final answer
x = 2,852,338.46
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.