Finding the Fourth Proportional to 5,372,373.02, 8,059,434.87 and 1,586,238.62
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Solution
The fourth proportional to 5,372,373.02, 8,059,434.87 and 1,586,238.62 is: 2,379,616.38
Step by Step Solution
- Step 1: Write the proportion equation
5,372,373.02 : 8,059,434.87 = 1,586,238.62 : x - Step 2: Convert to fraction form
5,372,373.02/8,059,434.87 = 1,586,238.62/x - Step 3: Cross multiply
5,372,373.02x = 8,059,434.87 × 1,586,238.62 - Step 4: Simplify right side
5,372,373.02x = 12,784,186,805,871.51 - Step 5: Solve for x
x = 12,784,186,805,871.51/5,372,373.02 - Step 6: Final answer
x = 2,379,616.38
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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.