Finding the Fourth Proportional to 3,202,522.21, 4,419,441.29 and 1,752,196.76
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Solution
The fourth proportional to 3,202,522.21, 4,419,441.29 and 1,752,196.76 is: 2,418,009.99
Step by Step Solution
- Step 1: Write the proportion equation
3,202,522.21 : 4,419,441.29 = 1,752,196.76 : x - Step 2: Convert to fraction form
3,202,522.21/4,419,441.29 = 1,752,196.76/x - Step 3: Cross multiply
3,202,522.21x = 4,419,441.29 × 1,752,196.76 - Step 4: Simplify right side
3,202,522.21x = 7,743,730,678,490.03 - Step 5: Solve for x
x = 7,743,730,678,490.03/3,202,522.21 - Step 6: Final answer
x = 2,418,009.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.