Finding the Fourth Proportional to 2,048,915.75, 3,072,838.21 and 609,211.49
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Solution
The fourth proportional to 2,048,915.75, 3,072,838.21 and 609,211.49 is: 913,658.03
Step by Step Solution
- Step 1: Write the proportion equation
2,048,915.75 : 3,072,838.21 = 609,211.49 : x - Step 2: Convert to fraction form
2,048,915.75/3,072,838.21 = 609,211.49/x - Step 3: Cross multiply
2,048,915.75x = 3,072,838.21 × 609,211.49 - Step 4: Simplify right side
2,048,915.75x = 1,872,008,327,555.81 - Step 5: Solve for x
x = 1,872,008,327,555.81/2,048,915.75 - Step 6: Final answer
x = 913,658.03
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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.