Finding the Fourth Proportional to 4,529,725.55, 6,251,021.29 and 2,492,535.05
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Solution
The fourth proportional to 4,529,725.55, 6,251,021.29 and 2,492,535.05 is: 3,439,698.39
Step by Step Solution
- Step 1: Write the proportion equation
4,529,725.55 : 6,251,021.29 = 2,492,535.05 : x - Step 2: Convert to fraction form
4,529,725.55/6,251,021.29 = 2,492,535.05/x - Step 3: Cross multiply
4,529,725.55x = 6,251,021.29 × 2,492,535.05 - Step 4: Simplify right side
4,529,725.55x = 15,580,889,658,923.11 - Step 5: Solve for x
x = 15,580,889,658,923.11/4,529,725.55 - Step 6: Final answer
x = 3,439,698.39
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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.