Finding the Fourth Proportional to 3,451,703.46, 4,763,513.79 and 1,923,821.70
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Solution
The fourth proportional to 3,451,703.46, 4,763,513.79 and 1,923,821.70 is: 2,654,964.80
Step by Step Solution
- Step 1: Write the proportion equation
3,451,703.46 : 4,763,513.79 = 1,923,821.70 : x - Step 2: Convert to fraction form
3,451,703.46/4,763,513.79 = 1,923,821.70/x - Step 3: Cross multiply
3,451,703.46x = 4,763,513.79 × 1,923,821.70 - Step 4: Simplify right side
3,451,703.46x = 9,164,151,197,451.24 - Step 5: Solve for x
x = 9,164,151,197,451.24/3,451,703.46 - Step 6: Final answer
x = 2,654,964.80
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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.