Finding the Fourth Proportional to 5,067,440.08, 7,601,160.11 and 1,280,922.95
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Solution
The fourth proportional to 5,067,440.08, 7,601,160.11 and 1,280,922.95 is: 1,921,384.42
Step by Step Solution
- Step 1: Write the proportion equation
5,067,440.08 : 7,601,160.11 = 1,280,922.95 : x - Step 2: Convert to fraction form
5,067,440.08/7,601,160.11 = 1,280,922.95/x - Step 3: Cross multiply
5,067,440.08x = 7,601,160.11 × 1,280,922.95 - Step 4: Simplify right side
5,067,440.08x = 9,736,500,431,523.53 - Step 5: Solve for x
x = 9,736,500,431,523.53/5,067,440.08 - Step 6: Final answer
x = 1,921,384.42
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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.