Finding the Fourth Proportional to 4,614,316.62, 6,922,953.60 and 3,230,891.58
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Solution
The fourth proportional to 4,614,316.62, 6,922,953.60 and 3,230,891.58 is: 4,847,372.72
Step by Step Solution
- Step 1: Write the proportion equation
4,614,316.62 : 6,922,953.60 = 3,230,891.58 : x - Step 2: Convert to fraction form
4,614,316.62/6,922,953.60 = 3,230,891.58/x - Step 3: Cross multiply
4,614,316.62x = 6,922,953.60 × 3,230,891.58 - Step 4: Simplify right side
4,614,316.62x = 22,367,312,494,970.69 - Step 5: Solve for x
x = 22,367,312,494,970.69/4,614,316.62 - Step 6: Final answer
x = 4,847,372.72
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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.