Finding the Fourth Proportional to 2,149,203.66, 3,221,148.29 and 1,084,550.19
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Solution
The fourth proportional to 2,149,203.66, 3,221,148.29 and 1,084,550.19 is: 1,625,484.38
Step by Step Solution
- Step 1: Write the proportion equation
2,149,203.66 : 3,221,148.29 = 1,084,550.19 : x - Step 2: Convert to fraction form
2,149,203.66/3,221,148.29 = 1,084,550.19/x - Step 3: Cross multiply
2,149,203.66x = 3,221,148.29 × 1,084,550.19 - Step 4: Simplify right side
2,149,203.66x = 3,493,496,984,514.92 - Step 5: Solve for x
x = 3,493,496,984,514.92/2,149,203.66 - Step 6: Final answer
x = 1,625,484.38
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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.