Finding the Fourth Proportional to 6,307,854.92, 8,704,838.44 and 3,407,245.82
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Solution
The fourth proportional to 6,307,854.92, 8,704,838.44 and 3,407,245.82 is: 4,701,998.50
Step by Step Solution
- Step 1: Write the proportion equation
6,307,854.92 : 8,704,838.44 = 3,407,245.82 : x - Step 2: Convert to fraction form
6,307,854.92/8,704,838.44 = 3,407,245.82/x - Step 3: Cross multiply
6,307,854.92x = 8,704,838.44 × 3,407,245.82 - Step 4: Simplify right side
6,307,854.92x = 29,659,524,388,465.32 - Step 5: Solve for x
x = 29,659,524,388,465.32/6,307,854.92 - Step 6: Final answer
x = 4,701,998.50
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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.