Finding the Fourth Proportional to 4,786,714.44, 6,607,139.58 and 2,951,748.54
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Solution
The fourth proportional to 4,786,714.44, 6,607,139.58 and 2,951,748.54 is: 4,074,321.72
Step by Step Solution
- Step 1: Write the proportion equation
4,786,714.44 : 6,607,139.58 = 2,951,748.54 : x - Step 2: Convert to fraction form
4,786,714.44/6,607,139.58 = 2,951,748.54/x - Step 3: Cross multiply
4,786,714.44x = 6,607,139.58 × 2,951,748.54 - Step 4: Simplify right side
4,786,714.44x = 19,502,614,608,841.21 - Step 5: Solve for x
x = 19,502,614,608,841.21/4,786,714.44 - Step 6: Final answer
x = 4,074,321.72
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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.