Finding the Fourth Proportional to 5,264,138.68, 7,263,266.38 and 3,057,690.44
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Solution
The fourth proportional to 5,264,138.68, 7,263,266.38 and 3,057,690.44 is: 4,218,889.65
Step by Step Solution
- Step 1: Write the proportion equation
5,264,138.68 : 7,263,266.38 = 3,057,690.44 : x - Step 2: Convert to fraction form
5,264,138.68/7,263,266.38 = 3,057,690.44/x - Step 3: Cross multiply
5,264,138.68x = 7,263,266.38 × 3,057,690.44 - Step 4: Simplify right side
5,264,138.68x = 22,208,820,173,299.41 - Step 5: Solve for x
x = 22,208,820,173,299.41/5,264,138.68 - Step 6: Final answer
x = 4,218,889.65
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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.