Finding the Fourth Proportional to 2,730,481.12, 3,766,440.47 and 1,764,181.14
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Solution
The fourth proportional to 2,730,481.12, 3,766,440.47 and 1,764,181.14 is: 2,433,521.03
Step by Step Solution
- Step 1: Write the proportion equation
2,730,481.12 : 3,766,440.47 = 1,764,181.14 : x - Step 2: Convert to fraction form
2,730,481.12/3,766,440.47 = 1,764,181.14/x - Step 3: Cross multiply
2,730,481.12x = 3,766,440.47 × 1,764,181.14 - Step 4: Simplify right side
2,730,481.12x = 6,644,683,229,754.79 - Step 5: Solve for x
x = 6,644,683,229,754.79/2,730,481.12 - Step 6: Final answer
x = 2,433,521.03
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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.