Finding the Fourth Proportional to 4,795,945.43, 6,618,207.75 and 2,620,563.26
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Solution
The fourth proportional to 4,795,945.43, 6,618,207.75 and 2,620,563.26 is: 3,616,269.69
Step by Step Solution
- Step 1: Write the proportion equation
4,795,945.43 : 6,618,207.75 = 2,620,563.26 : x - Step 2: Convert to fraction form
4,795,945.43/6,618,207.75 = 2,620,563.26/x - Step 3: Cross multiply
4,795,945.43x = 6,618,207.75 × 2,620,563.26 - Step 4: Simplify right side
4,795,945.43x = 17,343,432,076,697.26 - Step 5: Solve for x
x = 17,343,432,076,697.26/4,795,945.43 - Step 6: Final answer
x = 3,616,269.69
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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.