Finding the Fourth Proportional to 1,337,998.05, 1,846,170.18 and 814,357.92
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Solution
The fourth proportional to 1,337,998.05, 1,846,170.18 and 814,357.92 is: 1,123,651.34
Step by Step Solution
- Step 1: Write the proportion equation
1,337,998.05 : 1,846,170.18 = 814,357.92 : x - Step 2: Convert to fraction form
1,337,998.05/1,846,170.18 = 814,357.92/x - Step 3: Cross multiply
1,337,998.05x = 1,846,170.18 × 814,357.92 - Step 4: Simplify right side
1,337,998.05x = 1,503,443,307,750.83 - Step 5: Solve for x
x = 1,503,443,307,750.83/1,337,998.05 - Step 6: Final answer
x = 1,123,651.34
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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.