Finding the Fourth Proportional to 2,246,481.06, 3,099,713.82 and 1,279,590.18
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Solution
The fourth proportional to 2,246,481.06, 3,099,713.82 and 1,279,590.18 is: 1,765,589.50
Step by Step Solution
- Step 1: Write the proportion equation
2,246,481.06 : 3,099,713.82 = 1,279,590.18 : x - Step 2: Convert to fraction form
2,246,481.06/3,099,713.82 = 1,279,590.18/x - Step 3: Cross multiply
2,246,481.06x = 3,099,713.82 × 1,279,590.18 - Step 4: Simplify right side
2,246,481.06x = 3,966,363,364,882.29 - Step 5: Solve for x
x = 3,966,363,364,882.29/2,246,481.06 - Step 6: Final answer
x = 1,765,589.50
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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.