Finding the Fourth Proportional to 5,722,473.34, 8,582,378.31 and 2,129,932.18
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Solution
The fourth proportional to 5,722,473.34, 8,582,378.31 and 2,129,932.18 is: 3,194,402.60
Step by Step Solution
- Step 1: Write the proportion equation
5,722,473.34 : 8,582,378.31 = 2,129,932.18 : x - Step 2: Convert to fraction form
5,722,473.34/8,582,378.31 = 2,129,932.18/x - Step 3: Cross multiply
5,722,473.34x = 8,582,378.31 × 2,129,932.18 - Step 4: Simplify right side
5,722,473.34x = 18,279,883,743,403.02 - Step 5: Solve for x
x = 18,279,883,743,403.02/5,722,473.34 - Step 6: Final answer
x = 3,194,402.60
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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.