Finding the Fourth Proportional to 5,922,025.95, 8,172,452.12 and 3,474,678.63
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Solution
The fourth proportional to 5,922,025.95, 8,172,452.12 and 3,474,678.63 is: 4,795,089.55
Step by Step Solution
- Step 1: Write the proportion equation
5,922,025.95 : 8,172,452.12 = 3,474,678.63 : x - Step 2: Convert to fraction form
5,922,025.95/8,172,452.12 = 3,474,678.63/x - Step 3: Cross multiply
5,922,025.95x = 8,172,452.12 × 3,474,678.63 - Step 4: Simplify right side
5,922,025.95x = 28,396,644,718,688.80 - Step 5: Solve for x
x = 28,396,644,718,688.80/5,922,025.95 - Step 6: Final answer
x = 4,795,089.55
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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.