Finding the Fourth Proportional to 1,093,652.20, 1,640,478.30 and 894,197.80
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Solution
The fourth proportional to 1,093,652.20, 1,640,478.30 and 894,197.80 is: 1,341,296.70
Step by Step Solution
- Step 1: Write the proportion equation
1,093,652.20 : 1,640,478.30 = 894,197.80 : x - Step 2: Convert to fraction form
1,093,652.20/1,640,478.30 = 894,197.80/x - Step 3: Cross multiply
1,093,652.20x = 1,640,478.30 × 894,197.80 - Step 4: Simplify right side
1,093,652.20x = 1,466,912,086,807.74 - Step 5: Solve for x
x = 1,466,912,086,807.74/1,093,652.20 - Step 6: Final answer
x = 1,341,296.70
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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.