Finding the Fourth Proportional to 1,057,242.16, 1,586,028.48 and 347,108.68
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Solution
The fourth proportional to 1,057,242.16, 1,586,028.48 and 347,108.68 is: 520,717.27
Step by Step Solution
- Step 1: Write the proportion equation
1,057,242.16 : 1,586,028.48 = 347,108.68 : x - Step 2: Convert to fraction form
1,057,242.16/1,586,028.48 = 347,108.68/x - Step 3: Cross multiply
1,057,242.16x = 1,586,028.48 × 347,108.68 - Step 4: Simplify right side
1,057,242.16x = 550,524,252,135.21 - Step 5: Solve for x
x = 550,524,252,135.21/1,057,242.16 - Step 6: Final answer
x = 520,717.27
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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.