Finding the Fourth Proportional to 5,424,086.54, 8,135,631.57 and 1,829,884.63
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Solution
The fourth proportional to 5,424,086.54, 8,135,631.57 and 1,829,884.63 is: 2,744,658.85
Step by Step Solution
- Step 1: Write the proportion equation
5,424,086.54 : 8,135,631.57 = 1,829,884.63 : x - Step 2: Convert to fraction form
5,424,086.54/8,135,631.57 = 1,829,884.63/x - Step 3: Cross multiply
5,424,086.54x = 8,135,631.57 × 1,829,884.63 - Step 4: Simplify right side
5,424,086.54x = 14,887,267,156,769.97 - Step 5: Solve for x
x = 14,887,267,156,769.97/5,424,086.54 - Step 6: Final answer
x = 2,744,658.85
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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.