Finding the Fourth Proportional to 1,609,194.60, 2,415,152.70 and 663,244.20
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Solution
The fourth proportional to 1,609,194.60, 2,415,152.70 and 663,244.20 is: 995,427.17
Step by Step Solution
- Step 1: Write the proportion equation
1,609,194.60 : 2,415,152.70 = 663,244.20 : x - Step 2: Convert to fraction form
1,609,194.60/2,415,152.70 = 663,244.20/x - Step 3: Cross multiply
1,609,194.60x = 2,415,152.70 × 663,244.20 - Step 4: Simplify right side
1,609,194.60x = 1,601,836,020,389.34 - Step 5: Solve for x
x = 1,601,836,020,389.34/1,609,194.60 - Step 6: Final answer
x = 995,427.17
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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.