Finding the Fourth Proportional to 3,076,381.76, 4,617,467.58 and 1,561,152.56
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Solution
The fourth proportional to 3,076,381.76, 4,617,467.58 and 1,561,152.56 is: 2,343,197.92
Step by Step Solution
- Step 1: Write the proportion equation
3,076,381.76 : 4,617,467.58 = 1,561,152.56 : x - Step 2: Convert to fraction form
3,076,381.76/4,617,467.58 = 1,561,152.56/x - Step 3: Cross multiply
3,076,381.76x = 4,617,467.58 × 1,561,152.56 - Step 4: Simplify right side
3,076,381.76x = 7,208,571,333,234.01 - Step 5: Solve for x
x = 7,208,571,333,234.01/3,076,381.76 - Step 6: Final answer
x = 2,343,197.92
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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.