Finding the Fourth Proportional to 5,048,194.20, 7,574,915.70 and 2,208,593.40
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Solution
The fourth proportional to 5,048,194.20, 7,574,915.70 and 2,208,593.40 is: 3,314,038.28
Step by Step Solution
- Step 1: Write the proportion equation
5,048,194.20 : 7,574,915.70 = 2,208,593.40 : x - Step 2: Convert to fraction form
5,048,194.20/7,574,915.70 = 2,208,593.40/x - Step 3: Cross multiply
5,048,194.20x = 7,574,915.70 × 2,208,593.40 - Step 4: Simplify right side
5,048,194.20x = 16,729,908,820,576.38 - Step 5: Solve for x
x = 16,729,908,820,576.38/5,048,194.20 - Step 6: Final answer
x = 3,314,038.28
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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.