Finding the Fourth Proportional to 3,939,744, 5,910,186.24 and 1,243,153.92
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Solution
The fourth proportional to 3,939,744, 5,910,186.24 and 1,243,153.92 is: 1,864,910.81
Step by Step Solution
- Step 1: Write the proportion equation
3,939,744 : 5,910,186.24 = 1,243,153.92 : x - Step 2: Convert to fraction form
3,939,744/5,910,186.24 = 1,243,153.92/x - Step 3: Cross multiply
3,939,744x = 5,910,186.24 × 1,243,153.92 - Step 4: Simplify right side
3,939,744x = 7,347,271,192,186.06 - Step 5: Solve for x
x = 7,347,271,192,186.06/3,939,744 - Step 6: Final answer
x = 1,864,910.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.