Finding the Fourth Proportional to 3,135,493.43, 4,703,658.11 and 1,241,789.57
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Solution
The fourth proportional to 3,135,493.43, 4,703,658.11 and 1,241,789.57 is: 1,862,849.89
Step by Step Solution
- Step 1: Write the proportion equation
3,135,493.43 : 4,703,658.11 = 1,241,789.57 : x - Step 2: Convert to fraction form
3,135,493.43/4,703,658.11 = 1,241,789.57/x - Step 3: Cross multiply
3,135,493.43x = 4,703,658.11 × 1,241,789.57 - Step 4: Simplify right side
3,135,493.43x = 5,840,953,575,634.97 - Step 5: Solve for x
x = 5,840,953,575,634.97/3,135,493.43 - Step 6: Final answer
x = 1,862,849.89
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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.