Finding the Fourth Proportional to 6,343,712.64, 8,754,453.99 and 3,590,399.88
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Solution
The fourth proportional to 6,343,712.64, 8,754,453.99 and 3,590,399.88 is: 4,954,825.72
Step by Step Solution
- Step 1: Write the proportion equation
6,343,712.64 : 8,754,453.99 = 3,590,399.88 : x - Step 2: Convert to fraction form
6,343,712.64/8,754,453.99 = 3,590,399.88/x - Step 3: Cross multiply
6,343,712.64x = 8,754,453.99 × 3,590,399.88 - Step 4: Simplify right side
6,343,712.64x = 31,431,990,555,161.52 - Step 5: Solve for x
x = 31,431,990,555,161.52/6,343,712.64 - Step 6: Final answer
x = 4,954,825.72
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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.