Finding the Fourth Proportional to 2,080,633.48, 3,121,058.22 and 660,800.68
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Solution
The fourth proportional to 2,080,633.48, 3,121,058.22 and 660,800.68 is: 991,235.32
Step by Step Solution
- Step 1: Write the proportion equation
2,080,633.48 : 3,121,058.22 = 660,800.68 : x - Step 2: Convert to fraction form
2,080,633.48/3,121,058.22 = 660,800.68/x - Step 3: Cross multiply
2,080,633.48x = 3,121,058.22 × 660,800.68 - Step 4: Simplify right side
2,080,633.48x = 2,062,397,394,095.59 - Step 5: Solve for x
x = 2,062,397,394,095.59/2,080,633.48 - Step 6: Final answer
x = 991,235.32
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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.