Finding the Fourth Proportional to 2,520,954.44, 3,478,927.94 and 1,375,059.38
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Solution
The fourth proportional to 2,520,954.44, 3,478,927.94 and 1,375,059.38 is: 1,897,587.84
Step by Step Solution
- Step 1: Write the proportion equation
2,520,954.44 : 3,478,927.94 = 1,375,059.38 : x - Step 2: Convert to fraction form
2,520,954.44/3,478,927.94 = 1,375,059.38/x - Step 3: Cross multiply
2,520,954.44x = 3,478,927.94 × 1,375,059.38 - Step 4: Simplify right side
2,520,954.44x = 4,783,732,496,241.08 - Step 5: Solve for x
x = 4,783,732,496,241.08/2,520,954.44 - Step 6: Final answer
x = 1,897,587.84
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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.