Finding the Fourth Proportional to 1,353,289.92, 2,029,967.82 and 454,744.68
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Solution
The fourth proportional to 1,353,289.92, 2,029,967.82 and 454,744.68 is: 682,128.09
Step by Step Solution
- Step 1: Write the proportion equation
1,353,289.92 : 2,029,967.82 = 454,744.68 : x - Step 2: Convert to fraction form
1,353,289.92/2,029,967.82 = 454,744.68/x - Step 3: Cross multiply
1,353,289.92x = 2,029,967.82 × 454,744.68 - Step 4: Simplify right side
1,353,289.92x = 923,117,066,716.20 - Step 5: Solve for x
x = 923,117,066,716.20/1,353,289.92 - Step 6: Final answer
x = 682,128.09
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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.