Finding the Fourth Proportional to 4,729,449.62, 7,094,174.49 and 1,135,216.56
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Solution
The fourth proportional to 4,729,449.62, 7,094,174.49 and 1,135,216.56 is: 1,702,824.86
Step by Step Solution
- Step 1: Write the proportion equation
4,729,449.62 : 7,094,174.49 = 1,135,216.56 : x - Step 2: Convert to fraction form
4,729,449.62/7,094,174.49 = 1,135,216.56/x - Step 3: Cross multiply
4,729,449.62x = 7,094,174.49 × 1,135,216.56 - Step 4: Simplify right side
4,729,449.62x = 8,053,424,360,577.56 - Step 5: Solve for x
x = 8,053,424,360,577.56/4,729,449.62 - Step 6: Final answer
x = 1,702,824.86
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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.