Finding the Fourth Proportional to 1,863,841.14, 2,795,343.45 and 726,212.97
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Solution
The fourth proportional to 1,863,841.14, 2,795,343.45 and 726,212.97 is: 1,089,156.49
Step by Step Solution
- Step 1: Write the proportion equation
1,863,841.14 : 2,795,343.45 = 726,212.97 : x - Step 2: Convert to fraction form
1,863,841.14/2,795,343.45 = 726,212.97/x - Step 3: Cross multiply
1,863,841.14x = 2,795,343.45 × 726,212.97 - Step 4: Simplify right side
1,863,841.14x = 2,030,014,668,994.55 - Step 5: Solve for x
x = 2,030,014,668,994.55/1,863,841.14 - Step 6: Final answer
x = 1,089,156.49
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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.