Finding the Fourth Proportional to 5,320,847.70, 7,982,450.91 and 1,534,035.06
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Solution
The fourth proportional to 5,320,847.70, 7,982,450.91 and 1,534,035.06 is: 2,301,392.61
Step by Step Solution
- Step 1: Write the proportion equation
5,320,847.70 : 7,982,450.91 = 1,534,035.06 : x - Step 2: Convert to fraction form
5,320,847.70/7,982,450.91 = 1,534,035.06/x - Step 3: Cross multiply
5,320,847.70x = 7,982,450.91 × 1,534,035.06 - Step 4: Simplify right side
5,320,847.70x = 12,245,359,560,668.91 - Step 5: Solve for x
x = 12,245,359,560,668.91/5,320,847.70 - Step 6: Final answer
x = 2,301,392.61
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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.