Finding the Fourth Proportional to 4,265,542.38, 6,398,313.54 and 1,425,654.54
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Solution
The fourth proportional to 4,265,542.38, 6,398,313.54 and 1,425,654.54 is: 2,138,481.80
Step by Step Solution
- Step 1: Write the proportion equation
4,265,542.38 : 6,398,313.54 = 1,425,654.54 : x - Step 2: Convert to fraction form
4,265,542.38/6,398,313.54 = 1,425,654.54/x - Step 3: Cross multiply
4,265,542.38x = 6,398,313.54 × 1,425,654.54 - Step 4: Simplify right side
4,265,542.38x = 9,121,784,749,317.57 - Step 5: Solve for x
x = 9,121,784,749,317.57/4,265,542.38 - Step 6: Final answer
x = 2,138,481.80
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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.