Finding the Fourth Proportional to 2,522,603.76, 3,481,274.64 and 1,434,847.44
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Solution
The fourth proportional to 2,522,603.76, 3,481,274.64 and 1,434,847.44 is: 1,980,135.80
Step by Step Solution
- Step 1: Write the proportion equation
2,522,603.76 : 3,481,274.64 = 1,434,847.44 : x - Step 2: Convert to fraction form
2,522,603.76/3,481,274.64 = 1,434,847.44/x - Step 3: Cross multiply
2,522,603.76x = 3,481,274.64 × 1,434,847.44 - Step 4: Simplify right side
2,522,603.76x = 4,995,098,005,140.92 - Step 5: Solve for x
x = 4,995,098,005,140.92/2,522,603.76 - Step 6: Final answer
x = 1,980,135.80
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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.