Finding the Fourth Proportional to 2,306,029.20, 3,182,613.84 and 1,338,966.96
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Solution
The fourth proportional to 2,306,029.20, 3,182,613.84 and 1,338,966.96 is: 1,847,944.85
Step by Step Solution
- Step 1: Write the proportion equation
2,306,029.20 : 3,182,613.84 = 1,338,966.96 : x - Step 2: Convert to fraction form
2,306,029.20/3,182,613.84 = 1,338,966.96/x - Step 3: Cross multiply
2,306,029.20x = 3,182,613.84 × 1,338,966.96 - Step 4: Simplify right side
2,306,029.20x = 4,261,414,778,198.73 - Step 5: Solve for x
x = 4,261,414,778,198.73/2,306,029.20 - Step 6: Final answer
x = 1,847,944.85
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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.