Finding the Fourth Proportional to 3,238,071.24, 4,468,331.52 and 1,861,086.84
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Solution
The fourth proportional to 3,238,071.24, 4,468,331.52 and 1,861,086.84 is: 2,568,180.99
Step by Step Solution
- Step 1: Write the proportion equation
3,238,071.24 : 4,468,331.52 = 1,861,086.84 : x - Step 2: Convert to fraction form
3,238,071.24/4,468,331.52 = 1,861,086.84/x - Step 3: Cross multiply
3,238,071.24x = 4,468,331.52 × 1,861,086.84 - Step 4: Simplify right side
3,238,071.24x = 8,315,952,988,629.20 - Step 5: Solve for x
x = 8,315,952,988,629.20/3,238,071.24 - Step 6: Final answer
x = 2,568,180.99
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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.