Finding the Fourth Proportional to 3,525,817.51, 5,288,578.49 and 1,129,609.09
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Solution
The fourth proportional to 3,525,817.51, 5,288,578.49 and 1,129,609.09 is: 1,694,366.29
Step by Step Solution
- Step 1: Write the proportion equation
3,525,817.51 : 5,288,578.49 = 1,129,609.09 : x - Step 2: Convert to fraction form
3,525,817.51/5,288,578.49 = 1,129,609.09/x - Step 3: Cross multiply
3,525,817.51x = 5,288,578.49 × 1,129,609.09 - Step 4: Simplify right side
3,525,817.51x = 5,974,026,344,917.22 - Step 5: Solve for x
x = 5,974,026,344,917.22/3,525,817.51 - Step 6: Final answer
x = 1,694,366.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.