Finding the Fourth Proportional to 1,661,744, 2,492,857.20 and 524,121.68
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Solution
The fourth proportional to 1,661,744, 2,492,857.20 and 524,121.68 is: 786,258.60
Step by Step Solution
- Step 1: Write the proportion equation
1,661,744 : 2,492,857.20 = 524,121.68 : x - Step 2: Convert to fraction form
1,661,744/2,492,857.20 = 524,121.68/x - Step 3: Cross multiply
1,661,744x = 2,492,857.20 × 524,121.68 - Step 4: Simplify right side
1,661,744x = 1,306,560,503,664.10 - Step 5: Solve for x
x = 1,306,560,503,664.10/1,661,744 - Step 6: Final answer
x = 786,258.60
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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.