Finding the Fourth Proportional to 2,283,629.60, 3,151,446.72 and 1,251,122.24
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Solution
The fourth proportional to 2,283,629.60, 3,151,446.72 and 1,251,122.24 is: 1,726,569.44
Step by Step Solution
- Step 1: Write the proportion equation
2,283,629.60 : 3,151,446.72 = 1,251,122.24 : x - Step 2: Convert to fraction form
2,283,629.60/3,151,446.72 = 1,251,122.24/x - Step 3: Cross multiply
2,283,629.60x = 3,151,446.72 × 1,251,122.24 - Step 4: Simplify right side
2,283,629.60x = 3,942,845,079,567.05 - Step 5: Solve for x
x = 3,942,845,079,567.05/2,283,629.60 - Step 6: Final answer
x = 1,726,569.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.