Finding the Fourth Proportional to 4,160,883.45, 6,242,008.29 and 1,282,250.79
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Solution
The fourth proportional to 4,160,883.45, 6,242,008.29 and 1,282,250.79 is: 1,923,586.70
Step by Step Solution
- Step 1: Write the proportion equation
4,160,883.45 : 6,242,008.29 = 1,282,250.79 : x - Step 2: Convert to fraction form
4,160,883.45/6,242,008.29 = 1,282,250.79/x - Step 3: Cross multiply
4,160,883.45x = 6,242,008.29 × 1,282,250.79 - Step 4: Simplify right side
4,160,883.45x = 8,003,820,061,039.05 - Step 5: Solve for x
x = 8,003,820,061,039.05/4,160,883.45 - Step 6: Final answer
x = 1,923,586.70
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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.