Finding the Fourth Proportional to 5,330,822, 7,356,534.36 and 2,883,432.92
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Solution
The fourth proportional to 5,330,822, 7,356,534.36 and 2,883,432.92 is: 3,979,137.43
Step by Step Solution
- Step 1: Write the proportion equation
5,330,822 : 7,356,534.36 = 2,883,432.92 : x - Step 2: Convert to fraction form
5,330,822/7,356,534.36 = 2,883,432.92/x - Step 3: Cross multiply
5,330,822x = 7,356,534.36 × 2,883,432.92 - Step 4: Simplify right side
5,330,822x = 21,212,073,350,735.13 - Step 5: Solve for x
x = 21,212,073,350,735.13/5,330,822 - Step 6: Final answer
x = 3,979,137.43
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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.