Finding the Fourth Proportional to 1,622,893.70, 2,239,398.17 and 934,789.36
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Solution
The fourth proportional to 1,622,893.70, 2,239,398.17 and 934,789.36 is: 1,289,896.91
Step by Step Solution
- Step 1: Write the proportion equation
1,622,893.70 : 2,239,398.17 = 934,789.36 : x - Step 2: Convert to fraction form
1,622,893.70/2,239,398.17 = 934,789.36/x - Step 3: Cross multiply
1,622,893.70x = 2,239,398.17 × 934,789.36 - Step 4: Simplify right side
1,622,893.70x = 2,093,365,566,248.53 - Step 5: Solve for x
x = 2,093,365,566,248.53/1,622,893.70 - Step 6: Final answer
x = 1,289,896.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.