Finding the Fourth Proportional to 5,711,847.56, 7,881,847.62 and 3,263,972.84
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Solution
The fourth proportional to 5,711,847.56, 7,881,847.62 and 3,263,972.84 is: 4,503,995.65
Step by Step Solution
- Step 1: Write the proportion equation
5,711,847.56 : 7,881,847.62 = 3,263,972.84 : x - Step 2: Convert to fraction form
5,711,847.56/7,881,847.62 = 3,263,972.84/x - Step 3: Cross multiply
5,711,847.56x = 7,881,847.62 × 3,263,972.84 - Step 4: Simplify right side
5,711,847.56x = 25,726,136,560,698.64 - Step 5: Solve for x
x = 25,726,136,560,698.64/5,711,847.56 - Step 6: Final answer
x = 4,503,995.65
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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.