Finding the Fourth Proportional to 5,018,990.46, 7,524,253.41 and 2,176,962.90
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Solution
The fourth proportional to 5,018,990.46, 7,524,253.41 and 2,176,962.90 is: 3,263,608.62
Step by Step Solution
- Step 1: Write the proportion equation
5,018,990.46 : 7,524,253.41 = 2,176,962.90 : x - Step 2: Convert to fraction form
5,018,990.46/7,524,253.41 = 2,176,962.90/x - Step 3: Cross multiply
5,018,990.46x = 7,524,253.41 × 2,176,962.90 - Step 4: Simplify right side
5,018,990.46x = 16,380,020,523,768.49 - Step 5: Solve for x
x = 16,380,020,523,768.49/5,018,990.46 - Step 6: Final answer
x = 3,263,608.62
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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.