Finding the Fourth Proportional to 1,954,021.72, 2,696,520.36 and 1,094,612.74
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Solution
The fourth proportional to 1,954,021.72, 2,696,520.36 and 1,094,612.74 is: 1,510,548.99
Step by Step Solution
- Step 1: Write the proportion equation
1,954,021.72 : 2,696,520.36 = 1,094,612.74 : x - Step 2: Convert to fraction form
1,954,021.72/2,696,520.36 = 1,094,612.74/x - Step 3: Cross multiply
1,954,021.72x = 2,696,520.36 × 1,094,612.74 - Step 4: Simplify right side
1,954,021.72x = 2,951,645,539,725.39 - Step 5: Solve for x
x = 2,951,645,539,725.39/1,954,021.72 - Step 6: Final answer
x = 1,510,548.99
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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.