Finding the Fourth Proportional to 5,372,256.40, 8,052,163.80 and 2,175,283.60
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Solution
The fourth proportional to 5,372,256.40, 8,052,163.80 and 2,175,283.60 is: 3,260,406.53
Step by Step Solution
- Step 1: Write the proportion equation
5,372,256.40 : 8,052,163.80 = 2,175,283.60 : x - Step 2: Convert to fraction form
5,372,256.40/8,052,163.80 = 2,175,283.60/x - Step 3: Cross multiply
5,372,256.40x = 8,052,163.80 × 2,175,283.60 - Step 4: Simplify right side
5,372,256.40x = 17,515,739,858,653.68 - Step 5: Solve for x
x = 17,515,739,858,653.68/5,372,256.40 - Step 6: Final answer
x = 3,260,406.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.