Finding the Fourth Proportional to 3,723,129.68, 5,579,527.60 and 1,696,420.60
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Solution
The fourth proportional to 3,723,129.68, 5,579,527.60 and 1,696,420.60 is: 2,542,276.63
Step by Step Solution
- Step 1: Write the proportion equation
3,723,129.68 : 5,579,527.60 = 1,696,420.60 : x - Step 2: Convert to fraction form
3,723,129.68/5,579,527.60 = 1,696,420.60/x - Step 3: Cross multiply
3,723,129.68x = 5,579,527.60 × 1,696,420.60 - Step 4: Simplify right side
3,723,129.68x = 9,465,225,558,908.56 - Step 5: Solve for x
x = 9,465,225,558,908.56/3,723,129.68 - Step 6: Final answer
x = 2,542,276.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.