Finding the Fourth Proportional to 2,540,160.96, 3,505,467.42 and 1,394,347.92
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Solution
The fourth proportional to 2,540,160.96, 3,505,467.42 and 1,394,347.92 is: 1,924,224.99
Step by Step Solution
- Step 1: Write the proportion equation
2,540,160.96 : 3,505,467.42 = 1,394,347.92 : x - Step 2: Convert to fraction form
2,540,160.96/3,505,467.42 = 1,394,347.92/x - Step 3: Cross multiply
2,540,160.96x = 3,505,467.42 × 1,394,347.92 - Step 4: Simplify right side
2,540,160.96x = 4,887,841,205,704.77 - Step 5: Solve for x
x = 4,887,841,205,704.77/2,540,160.96 - Step 6: Final answer
x = 1,924,224.99
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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.