Finding the Fourth Proportional to 3,723,117.68, 5,579,509.60 and 1,696,408.56
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Solution
The fourth proportional to 3,723,117.68, 5,579,509.60 and 1,696,408.56 is: 2,542,258.57
Step by Step Solution
- Step 1: Write the proportion equation
3,723,117.68 : 5,579,509.60 = 1,696,408.56 : x - Step 2: Convert to fraction form
3,723,117.68/5,579,509.60 = 1,696,408.56/x - Step 3: Cross multiply
3,723,117.68x = 5,579,509.60 × 1,696,408.56 - Step 4: Simplify right side
3,723,117.68x = 9,465,127,846,042.18 - Step 5: Solve for x
x = 9,465,127,846,042.18/3,723,117.68 - Step 6: Final answer
x = 2,542,258.57
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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.