Finding the Fourth Proportional to 4,892,630.70, 7,338,946.06 and 1,696,694.70
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Solution
The fourth proportional to 4,892,630.70, 7,338,946.06 and 1,696,694.70 is: 2,545,042.05
Step by Step Solution
- Step 1: Write the proportion equation
4,892,630.70 : 7,338,946.06 = 1,696,694.70 : x - Step 2: Convert to fraction form
4,892,630.70/7,338,946.06 = 1,696,694.70/x - Step 3: Cross multiply
4,892,630.70x = 7,338,946.06 × 1,696,694.70 - Step 4: Simplify right side
4,892,630.70x = 12,451,950,883,587.88 - Step 5: Solve for x
x = 12,451,950,883,587.88/4,892,630.70 - Step 6: Final answer
x = 2,545,042.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.