Finding the Fourth Proportional to 1,512,110.40, 2,268,165.60 and 756,283.20
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Solution
The fourth proportional to 1,512,110.40, 2,268,165.60 and 756,283.20 is: 1,134,424.80
Step by Step Solution
- Step 1: Write the proportion equation
1,512,110.40 : 2,268,165.60 = 756,283.20 : x - Step 2: Convert to fraction form
1,512,110.40/2,268,165.60 = 756,283.20/x - Step 3: Cross multiply
1,512,110.40x = 2,268,165.60 × 756,283.20 - Step 4: Simplify right side
1,512,110.40x = 1,715,375,538,097.92 - Step 5: Solve for x
x = 1,715,375,538,097.92/1,512,110.40 - Step 6: Final answer
x = 1,134,424.80
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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.