Finding the Fourth Proportional to 1,235,792.85, 1,853,889.21 and 382,663.99
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Solution
The fourth proportional to 1,235,792.85, 1,853,889.21 and 382,663.99 is: 574,057.90
Step by Step Solution
- Step 1: Write the proportion equation
1,235,792.85 : 1,853,889.21 = 382,663.99 : x - Step 2: Convert to fraction form
1,235,792.85/1,853,889.21 = 382,663.99/x - Step 3: Cross multiply
1,235,792.85x = 1,853,889.21 × 382,663.99 - Step 4: Simplify right side
1,235,792.85x = 709,416,647,707.93 - Step 5: Solve for x
x = 709,416,647,707.93/1,235,792.85 - Step 6: Final answer
x = 574,057.90
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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.