Finding the Fourth Proportional to 4,331,643.29, 5,977,714.97 and 2,397,936.16
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Solution
The fourth proportional to 4,331,643.29, 5,977,714.97 and 2,397,936.16 is: 3,309,178.05
Step by Step Solution
- Step 1: Write the proportion equation
4,331,643.29 : 5,977,714.97 = 2,397,936.16 : x - Step 2: Convert to fraction form
4,331,643.29/5,977,714.97 = 2,397,936.16/x - Step 3: Cross multiply
4,331,643.29x = 5,977,714.97 × 2,397,936.16 - Step 4: Simplify right side
4,331,643.29x = 14,334,178,871,786.87 - Step 5: Solve for x
x = 14,334,178,871,786.87/4,331,643.29 - Step 6: Final answer
x = 3,309,178.05
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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.