Finding the Fourth Proportional to 2,085,236.19, 2,876,956.79 and 1,167,330.15
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Solution
The fourth proportional to 2,085,236.19, 2,876,956.79 and 1,167,330.15 is: 1,610,541.01
Step by Step Solution
- Step 1: Write the proportion equation
2,085,236.19 : 2,876,956.79 = 1,167,330.15 : x - Step 2: Convert to fraction form
2,085,236.19/2,876,956.79 = 1,167,330.15/x - Step 3: Cross multiply
2,085,236.19x = 2,876,956.79 × 1,167,330.15 - Step 4: Simplify right side
2,085,236.19x = 3,358,358,395,377.57 - Step 5: Solve for x
x = 3,358,358,395,377.57/2,085,236.19 - Step 6: Final answer
x = 1,610,541.01
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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.