Finding the Fourth Proportional to 1,467,630.20, 2,198,723.70 and 834,663.80
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Solution
The fourth proportional to 1,467,630.20, 2,198,723.70 and 834,663.80 is: 1,250,447.88
Step by Step Solution
- Step 1: Write the proportion equation
1,467,630.20 : 2,198,723.70 = 834,663.80 : x - Step 2: Convert to fraction form
1,467,630.20/2,198,723.70 = 834,663.80/x - Step 3: Cross multiply
1,467,630.20x = 2,198,723.70 × 834,663.80 - Step 4: Simplify right side
1,467,630.20x = 1,835,195,078,592.06 - Step 5: Solve for x
x = 1,835,195,078,592.06/1,467,630.20 - Step 6: Final answer
x = 1,250,447.88
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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.