Finding the Fourth Proportional to 2,197,652.82, 3,290,573.16 and 1,394,586.42
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Solution
The fourth proportional to 2,197,652.82, 3,290,573.16 and 1,394,586.42 is: 2,088,131.76
Step by Step Solution
- Step 1: Write the proportion equation
2,197,652.82 : 3,290,573.16 = 1,394,586.42 : x - Step 2: Convert to fraction form
2,197,652.82/3,290,573.16 = 1,394,586.42/x - Step 3: Cross multiply
2,197,652.82x = 3,290,573.16 × 1,394,586.42 - Step 4: Simplify right side
2,197,652.82x = 4,588,988,642,952.49 - Step 5: Solve for x
x = 4,588,988,642,952.49/2,197,652.82 - Step 6: Final answer
x = 2,088,131.76
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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.