Finding the Fourth Proportional to 4,781,714.78, 6,598,708.34 and 2,606,251.21
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Solution
The fourth proportional to 4,781,714.78, 6,598,708.34 and 2,606,251.21 is: 3,596,595.02
Step by Step Solution
- Step 1: Write the proportion equation
4,781,714.78 : 6,598,708.34 = 2,606,251.21 : x - Step 2: Convert to fraction form
4,781,714.78/6,598,708.34 = 2,606,251.21/x - Step 3: Cross multiply
4,781,714.78x = 6,598,708.34 × 2,606,251.21 - Step 4: Simplify right side
4,781,714.78x = 17,197,891,566,034.06 - Step 5: Solve for x
x = 17,197,891,566,034.06/4,781,714.78 - Step 6: Final answer
x = 3,596,595.02
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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.