Finding the Third Proportional to 720,209 and 1,573,299
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Solution
The third proportional to 720,209 and 1,573,299 is: 3,436,876.99
Step by Step Solution
- Step 1: Write the proportion equation
720,209 : 1,573,299 = 1,573,299 : x - Step 2: Convert to fraction form
720,209/1,573,299 = 1,573,299/x - Step 3: Cross multiply
720,209x = 1,573,299 × 1,573,299 - Step 4: Simplify right side
720,209x = 2,475,269,743,401 - Step 5: Solve for x
x = 2,475,269,743,401/720,209 - Step 6: Final answer
x = 3,436,876.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.