Finding the Fourth Proportional to 2,865,138.57, 4,296,229.07 and 843,119.91
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Solution
The fourth proportional to 2,865,138.57, 4,296,229.07 and 843,119.91 is: 1,264,244.70
Step by Step Solution
- Step 1: Write the proportion equation
2,865,138.57 : 4,296,229.07 = 843,119.91 : x - Step 2: Convert to fraction form
2,865,138.57/4,296,229.07 = 843,119.91/x - Step 3: Cross multiply
2,865,138.57x = 4,296,229.07 × 843,119.91 - Step 4: Simplify right side
2,865,138.57x = 3,622,236,262,622.18 - Step 5: Solve for x
x = 3,622,236,262,622.18/2,865,138.57 - Step 6: Final answer
x = 1,264,244.70
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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.