Finding the Fourth Proportional to 3,593,389.01, 5,389,904.33 and 1,318,734.44
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Solution
The fourth proportional to 3,593,389.01, 5,389,904.33 and 1,318,734.44 is: 1,978,035.89
Step by Step Solution
- Step 1: Write the proportion equation
3,593,389.01 : 5,389,904.33 = 1,318,734.44 : x - Step 2: Convert to fraction form
3,593,389.01/5,389,904.33 = 1,318,734.44/x - Step 3: Cross multiply
3,593,389.01x = 5,389,904.33 × 1,318,734.44 - Step 4: Simplify right side
3,593,389.01x = 7,107,852,434,732.93 - Step 5: Solve for x
x = 7,107,852,434,732.93/3,593,389.01 - Step 6: Final answer
x = 1,978,035.89
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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.