Finding the Fourth Proportional to 5,972,494.80, 8,241,687.60 and 3,393,817.68
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Solution
The fourth proportional to 5,972,494.80, 8,241,687.60 and 3,393,817.68 is: 4,683,266.55
Step by Step Solution
- Step 1: Write the proportion equation
5,972,494.80 : 8,241,687.60 = 3,393,817.68 : x - Step 2: Convert to fraction form
5,972,494.80/8,241,687.60 = 3,393,817.68/x - Step 3: Cross multiply
5,972,494.80x = 8,241,687.60 × 3,393,817.68 - Step 4: Simplify right side
5,972,494.80x = 27,970,785,089,916.77 - Step 5: Solve for x
x = 27,970,785,089,916.77/5,972,494.80 - Step 6: Final answer
x = 4,683,266.55
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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.