Finding the Fourth Proportional to 5,260,917.83, 7,891,682.92 and 1,474,695.95
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Solution
The fourth proportional to 5,260,917.83, 7,891,682.92 and 1,474,695.95 is: 2,212,129.75
Step by Step Solution
- Step 1: Write the proportion equation
5,260,917.83 : 7,891,682.92 = 1,474,695.95 : x - Step 2: Convert to fraction form
5,260,917.83/7,891,682.92 = 1,474,695.95/x - Step 3: Cross multiply
5,260,917.83x = 7,891,682.92 × 1,474,695.95 - Step 4: Simplify right side
5,260,917.83x = 11,637,832,862,380.75 - Step 5: Solve for x
x = 11,637,832,862,380.75/5,260,917.83 - Step 6: Final answer
x = 2,212,129.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.