Finding the Fourth Proportional to 3,777,530.47, 5,212,839.96 and 2,058,614.08
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Solution
The fourth proportional to 3,777,530.47, 5,212,839.96 and 2,058,614.08 is: 2,840,804.55
Step by Step Solution
- Step 1: Write the proportion equation
3,777,530.47 : 5,212,839.96 = 2,058,614.08 : x - Step 2: Convert to fraction form
3,777,530.47/5,212,839.96 = 2,058,614.08/x - Step 3: Cross multiply
3,777,530.47x = 5,212,839.96 × 2,058,614.08 - Step 4: Simplify right side
3,777,530.47x = 10,731,225,738,442.64 - Step 5: Solve for x
x = 10,731,225,738,442.64/3,777,530.47 - Step 6: Final answer
x = 2,840,804.55
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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.