Finding the Fourth Proportional to 3,777,723.81, 5,213,107.08 and 2,058,807.42
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Solution
The fourth proportional to 3,777,723.81, 5,213,107.08 and 2,058,807.42 is: 2,841,071.52
Step by Step Solution
- Step 1: Write the proportion equation
3,777,723.81 : 5,213,107.08 = 2,058,807.42 : x - Step 2: Convert to fraction form
3,777,723.81/5,213,107.08 = 2,058,807.42/x - Step 3: Cross multiply
3,777,723.81x = 5,213,107.08 × 2,058,807.42 - Step 4: Simplify right side
3,777,723.81x = 10,732,783,537,558.53 - Step 5: Solve for x
x = 10,732,783,537,558.53/3,777,723.81 - Step 6: Final answer
x = 2,841,071.52
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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.