Finding the Fourth Proportional to 2,485,120.43, 3,727,243.24 and 663,507.99
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Solution
The fourth proportional to 2,485,120.43, 3,727,243.24 and 663,507.99 is: 995,145.20
Step by Step Solution
- Step 1: Write the proportion equation
2,485,120.43 : 3,727,243.24 = 663,507.99 : x - Step 2: Convert to fraction form
2,485,120.43/3,727,243.24 = 663,507.99/x - Step 3: Cross multiply
2,485,120.43x = 3,727,243.24 × 663,507.99 - Step 4: Simplify right side
2,485,120.43x = 2,473,055,668,754.72 - Step 5: Solve for x
x = 2,473,055,668,754.72/2,485,120.43 - Step 6: Final answer
x = 995,145.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.