Finding the Fourth Proportional to 2,197,664.96, 3,290,591.34 and 1,394,598.56
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Solution
The fourth proportional to 2,197,664.96, 3,290,591.34 and 1,394,598.56 is: 2,088,149.94
Step by Step Solution
- Step 1: Write the proportion equation
2,197,664.96 : 3,290,591.34 = 1,394,598.56 : x - Step 2: Convert to fraction form
2,197,664.96/3,290,591.34 = 1,394,598.56/x - Step 3: Cross multiply
2,197,664.96x = 3,290,591.34 × 1,394,598.56 - Step 4: Simplify right side
2,197,664.96x = 4,589,053,944,312.47 - Step 5: Solve for x
x = 4,589,053,944,312.47/2,197,664.96 - Step 6: Final answer
x = 2,088,149.94
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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.