Finding the Fourth Proportional to 2,732,847.54, 3,771,286.74 and 1,509,122.63
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Solution
The fourth proportional to 2,732,847.54, 3,771,286.74 and 1,509,122.63 is: 2,082,565.55
Step by Step Solution
- Step 1: Write the proportion equation
2,732,847.54 : 3,771,286.74 = 1,509,122.63 : x - Step 2: Convert to fraction form
2,732,847.54/3,771,286.74 = 1,509,122.63/x - Step 3: Cross multiply
2,732,847.54x = 3,771,286.74 × 1,509,122.63 - Step 4: Simplify right side
2,732,847.54x = 5,691,334,144,696.49 - Step 5: Solve for x
x = 5,691,334,144,696.49/2,732,847.54 - Step 6: Final answer
x = 2,082,565.55
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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.