Finding the Fourth Proportional to 1,021,617.81, 1,532,514.60 and 263,452.41
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Solution
The fourth proportional to 1,021,617.81, 1,532,514.60 and 263,452.41 is: 395,201.28
Step by Step Solution
- Step 1: Write the proportion equation
1,021,617.81 : 1,532,514.60 = 263,452.41 : x - Step 2: Convert to fraction form
1,021,617.81/1,532,514.60 = 263,452.41/x - Step 3: Cross multiply
1,021,617.81x = 1,532,514.60 × 263,452.41 - Step 4: Simplify right side
1,021,617.81x = 403,744,664,730.19 - Step 5: Solve for x
x = 403,744,664,730.19/1,021,617.81 - Step 6: Final answer
x = 395,201.28
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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.