Finding the Fourth Proportional to 2,076,057.44, 2,864,469.84 and 1,260,240.80
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Solution
The fourth proportional to 2,076,057.44, 2,864,469.84 and 1,260,240.80 is: 1,738,835.20
Step by Step Solution
- Step 1: Write the proportion equation
2,076,057.44 : 2,864,469.84 = 1,260,240.80 : x - Step 2: Convert to fraction form
2,076,057.44/2,864,469.84 = 1,260,240.80/x - Step 3: Cross multiply
2,076,057.44x = 2,864,469.84 × 1,260,240.80 - Step 4: Simplify right side
2,076,057.44x = 3,609,921,762,737.47 - Step 5: Solve for x
x = 3,609,921,762,737.47/2,076,057.44 - Step 6: Final answer
x = 1,738,835.20
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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.