Finding the Third Proportional to 745,425 and 1,637,289
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Solution
The third proportional to 745,425 and 1,637,289 is: 3,596,223.99
Step by Step Solution
- Step 1: Write the proportion equation
745,425 : 1,637,289 = 1,637,289 : x - Step 2: Convert to fraction form
745,425/1,637,289 = 1,637,289/x - Step 3: Cross multiply
745,425x = 1,637,289 × 1,637,289 - Step 4: Simplify right side
745,425x = 2,680,715,269,521 - Step 5: Solve for x
x = 2,680,715,269,521/745,425 - Step 6: Final answer
x = 3,596,223.99
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.