Finding the Fourth Proportional to 3,623,821.40, 5,431,745.99 and 1,492,742.99
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Solution
The fourth proportional to 3,623,821.40, 5,431,745.99 and 1,492,742.99 is: 2,237,472.51
Step by Step Solution
- Step 1: Write the proportion equation
3,623,821.40 : 5,431,745.99 = 1,492,742.99 : x - Step 2: Convert to fraction form
3,623,821.40/5,431,745.99 = 1,492,742.99/x - Step 3: Cross multiply
3,623,821.40x = 5,431,745.99 × 1,492,742.99 - Step 4: Simplify right side
3,623,821.40x = 8,108,200,767,344.33 - Step 5: Solve for x
x = 8,108,200,767,344.33/3,623,821.40 - Step 6: Final answer
x = 2,237,472.51
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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.