Finding the Fourth Proportional to 2,068,843.02, 2,854,958.66 and 1,197,714.63
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Solution
The fourth proportional to 2,068,843.02, 2,854,958.66 and 1,197,714.63 is: 1,652,820.31
Step by Step Solution
- Step 1: Write the proportion equation
2,068,843.02 : 2,854,958.66 = 1,197,714.63 : x - Step 2: Convert to fraction form
2,068,843.02/2,854,958.66 = 1,197,714.63/x - Step 3: Cross multiply
2,068,843.02x = 2,854,958.66 × 1,197,714.63 - Step 4: Simplify right side
2,068,843.02x = 3,419,425,764,336.15 - Step 5: Solve for x
x = 3,419,425,764,336.15/2,068,843.02 - Step 6: Final answer
x = 1,652,820.31
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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.