Finding the Fourth Proportional to 2,076,538.60, 3,114,224.70 and 657,029.80
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Solution
The fourth proportional to 2,076,538.60, 3,114,224.70 and 657,029.80 is: 985,360.17
Step by Step Solution
- Step 1: Write the proportion equation
2,076,538.60 : 3,114,224.70 = 657,029.80 : x - Step 2: Convert to fraction form
2,076,538.60/3,114,224.70 = 657,029.80/x - Step 3: Cross multiply
2,076,538.60x = 3,114,224.70 × 657,029.80 - Step 4: Simplify right side
2,076,538.60x = 2,046,138,431,796.06 - Step 5: Solve for x
x = 2,046,138,431,796.06/2,076,538.60 - Step 6: Final answer
x = 985,360.17
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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.