Finding the Fourth Proportional to 2,282,135.76, 3,149,336.34 and 1,235,557.62
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Solution
The fourth proportional to 2,282,135.76, 3,149,336.34 and 1,235,557.62 is: 1,705,063.56
Step by Step Solution
- Step 1: Write the proportion equation
2,282,135.76 : 3,149,336.34 = 1,235,557.62 : x - Step 2: Convert to fraction form
2,282,135.76/3,149,336.34 = 1,235,557.62/x - Step 3: Cross multiply
2,282,135.76x = 3,149,336.34 × 1,235,557.62 - Step 4: Simplify right side
2,282,135.76x = 3,891,186,512,829.91 - Step 5: Solve for x
x = 3,891,186,512,829.91/2,282,135.76 - Step 6: Final answer
x = 1,705,063.56
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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.