Finding the Fourth Proportional to 4,076,563.36, 6,117,302.64 and 1,419,037.60
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Solution
The fourth proportional to 4,076,563.36, 6,117,302.64 and 1,419,037.60 is: 2,129,411.88
Step by Step Solution
- Step 1: Write the proportion equation
4,076,563.36 : 6,117,302.64 = 1,419,037.60 : x - Step 2: Convert to fraction form
4,076,563.36/6,117,302.64 = 1,419,037.60/x - Step 3: Cross multiply
4,076,563.36x = 6,117,302.64 × 1,419,037.60 - Step 4: Simplify right side
4,076,563.36x = 8,680,682,456,739.26 - Step 5: Solve for x
x = 8,680,682,456,739.26/4,076,563.36 - Step 6: Final answer
x = 2,129,411.88
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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.