Finding the Fourth Proportional to 5,366,592.48, 7,405,857.36 and 3,043,927.20
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Solution
The fourth proportional to 5,366,592.48, 7,405,857.36 and 3,043,927.20 is: 4,200,596.70
Step by Step Solution
- Step 1: Write the proportion equation
5,366,592.48 : 7,405,857.36 = 3,043,927.20 : x - Step 2: Convert to fraction form
5,366,592.48/7,405,857.36 = 3,043,927.20/x - Step 3: Cross multiply
5,366,592.48x = 7,405,857.36 × 3,043,927.20 - Step 4: Simplify right side
5,366,592.48x = 22,542,890,657,424.20 - Step 5: Solve for x
x = 22,542,890,657,424.20/5,366,592.48 - Step 6: Final answer
x = 4,200,596.70
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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.