Finding the Fourth Proportional to 1,373,838.44, 1,894,656.02 and 857,639.97
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Solution
The fourth proportional to 1,373,838.44, 1,894,656.02 and 857,639.97 is: 1,182,768.43
Step by Step Solution
- Step 1: Write the proportion equation
1,373,838.44 : 1,894,656.02 = 857,639.97 : x - Step 2: Convert to fraction form
1,373,838.44/1,894,656.02 = 857,639.97/x - Step 3: Cross multiply
1,373,838.44x = 1,894,656.02 × 857,639.97 - Step 4: Simplify right side
1,373,838.44x = 1,624,932,727,864.92 - Step 5: Solve for x
x = 1,624,932,727,864.92/1,373,838.44 - Step 6: Final answer
x = 1,182,768.43
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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.