Finding the Fourth Proportional to 2,297,818.67, 3,170,917.73 and 1,330,967.84
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Solution
The fourth proportional to 2,297,818.67, 3,170,917.73 and 1,330,967.84 is: 1,836,693.89
Step by Step Solution
- Step 1: Write the proportion equation
2,297,818.67 : 3,170,917.73 = 1,330,967.84 : x - Step 2: Convert to fraction form
2,297,818.67/3,170,917.73 = 1,330,967.84/x - Step 3: Cross multiply
2,297,818.67x = 3,170,917.73 × 1,330,967.84 - Step 4: Simplify right side
2,297,818.67x = 4,220,389,509,388.63 - Step 5: Solve for x
x = 4,220,389,509,388.63/2,297,818.67 - Step 6: Final answer
x = 1,836,693.89
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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.