Finding the Fourth Proportional to 3,723,381.16, 5,138,682.08 and 2,254,099.32
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Solution
The fourth proportional to 3,723,381.16, 5,138,682.08 and 2,254,099.32 is: 3,110,908.95
Step by Step Solution
- Step 1: Write the proportion equation
3,723,381.16 : 5,138,682.08 = 2,254,099.32 : x - Step 2: Convert to fraction form
3,723,381.16/5,138,682.08 = 2,254,099.32/x - Step 3: Cross multiply
3,723,381.16x = 5,138,682.08 × 2,254,099.32 - Step 4: Simplify right side
3,723,381.16x = 11,583,099,782,224.19 - Step 5: Solve for x
x = 11,583,099,782,224.19/3,723,381.16 - Step 6: Final answer
x = 3,110,908.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.