Finding the Fourth Proportional to 1,684,566.20, 2,324,861.64 and 920,734.58
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Solution
The fourth proportional to 1,684,566.20, 2,324,861.64 and 920,734.58 is: 1,270,701.32
Step by Step Solution
- Step 1: Write the proportion equation
1,684,566.20 : 2,324,861.64 = 920,734.58 : x - Step 2: Convert to fraction form
1,684,566.20/2,324,861.64 = 920,734.58/x - Step 3: Cross multiply
1,684,566.20x = 2,324,861.64 × 920,734.58 - Step 4: Simplify right side
1,684,566.20x = 2,140,580,494,039.20 - Step 5: Solve for x
x = 2,140,580,494,039.20/1,684,566.20 - Step 6: Final answer
x = 1,270,701.32
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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.