Finding the Fourth Proportional to 4,187,754.63, 5,778,975.51 and 2,327,163.84
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Solution
The fourth proportional to 4,187,754.63, 5,778,975.51 and 2,327,163.84 is: 3,211,416.15
Step by Step Solution
- Step 1: Write the proportion equation
4,187,754.63 : 5,778,975.51 = 2,327,163.84 : x - Step 2: Convert to fraction form
4,187,754.63/5,778,975.51 = 2,327,163.84/x - Step 3: Cross multiply
4,187,754.63x = 5,778,975.51 × 2,327,163.84 - Step 4: Simplify right side
4,187,754.63x = 13,448,622,839,117.56 - Step 5: Solve for x
x = 13,448,622,839,117.56/4,187,754.63 - Step 6: Final answer
x = 3,211,416.15
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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.