Finding the Fourth Proportional to 4,305,194.40, 6,457,791.60 and 1,465,399.20
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Solution
The fourth proportional to 4,305,194.40, 6,457,791.60 and 1,465,399.20 is: 2,198,098.80
Step by Step Solution
- Step 1: Write the proportion equation
4,305,194.40 : 6,457,791.60 = 1,465,399.20 : x - Step 2: Convert to fraction form
4,305,194.40/6,457,791.60 = 1,465,399.20/x - Step 3: Cross multiply
4,305,194.40x = 6,457,791.60 × 1,465,399.20 - Step 4: Simplify right side
4,305,194.40x = 9,463,242,644,406.72 - Step 5: Solve for x
x = 9,463,242,644,406.72/4,305,194.40 - Step 6: Final answer
x = 2,198,098.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.