Finding the Fourth Proportional to 1,936,375.60, 2,672,232.66 and 1,076,936.23
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Solution
The fourth proportional to 1,936,375.60, 2,672,232.66 and 1,076,936.23 is: 1,486,191.09
Step by Step Solution
- Step 1: Write the proportion equation
1,936,375.60 : 2,672,232.66 = 1,076,936.23 : x - Step 2: Convert to fraction form
1,936,375.60/2,672,232.66 = 1,076,936.23/x - Step 3: Cross multiply
1,936,375.60x = 2,672,232.66 × 1,076,936.23 - Step 4: Simplify right side
1,936,375.60x = 2,877,824,166,543.27 - Step 5: Solve for x
x = 2,877,824,166,543.27/1,936,375.60 - Step 6: Final answer
x = 1,486,191.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.