Finding the Fourth Proportional to 2,215,204.20, 3,322,806.30 and 532,307.70
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Solution
The fourth proportional to 2,215,204.20, 3,322,806.30 and 532,307.70 is: 798,461.55
Step by Step Solution
- Step 1: Write the proportion equation
2,215,204.20 : 3,322,806.30 = 532,307.70 : x - Step 2: Convert to fraction form
2,215,204.20/3,322,806.30 = 532,307.70/x - Step 3: Cross multiply
2,215,204.20x = 3,322,806.30 × 532,307.70 - Step 4: Simplify right side
2,215,204.20x = 1,768,755,379,098.51 - Step 5: Solve for x
x = 1,768,755,379,098.51/2,215,204.20 - Step 6: Final answer
x = 798,461.55
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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.