Finding the Fourth Proportional to 2,219,445.48, 3,062,845.26 and 1,252,616.52
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Solution
The fourth proportional to 2,219,445.48, 3,062,845.26 and 1,252,616.52 is: 1,728,616.72
Step by Step Solution
- Step 1: Write the proportion equation
2,219,445.48 : 3,062,845.26 = 1,252,616.52 : x - Step 2: Convert to fraction form
2,219,445.48/3,062,845.26 = 1,252,616.52/x - Step 3: Cross multiply
2,219,445.48x = 3,062,845.26 × 1,252,616.52 - Step 4: Simplify right side
2,219,445.48x = 3,836,570,570,879.70 - Step 5: Solve for x
x = 3,836,570,570,879.70/2,219,445.48 - Step 6: Final answer
x = 1,728,616.72
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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.