Finding the Fourth Proportional to 3,265,932.35, 4,507,140.41 and 1,815,651.99
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Solution
The fourth proportional to 3,265,932.35, 4,507,140.41 and 1,815,651.99 is: 2,505,685.23
Step by Step Solution
- Step 1: Write the proportion equation
3,265,932.35 : 4,507,140.41 = 1,815,651.99 : x - Step 2: Convert to fraction form
3,265,932.35/4,507,140.41 = 1,815,651.99/x - Step 3: Cross multiply
3,265,932.35x = 4,507,140.41 × 1,815,651.99 - Step 4: Simplify right side
3,265,932.35x = 8,183,398,452,356.35 - Step 5: Solve for x
x = 8,183,398,452,356.35/3,265,932.35 - Step 6: Final answer
x = 2,505,685.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.