Finding the Fourth Proportional to 4,335,878.36, 5,983,027.94 and 2,401,659.12
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Solution
The fourth proportional to 4,335,878.36, 5,983,027.94 and 2,401,659.12 is: 3,314,021.39
Step by Step Solution
- Step 1: Write the proportion equation
4,335,878.36 : 5,983,027.94 = 2,401,659.12 : x - Step 2: Convert to fraction form
4,335,878.36/5,983,027.94 = 2,401,659.12/x - Step 3: Cross multiply
4,335,878.36x = 5,983,027.94 × 2,401,659.12 - Step 4: Simplify right side
4,335,878.36x = 14,369,193,617,315.81 - Step 5: Solve for x
x = 14,369,193,617,315.81/4,335,878.36 - Step 6: Final answer
x = 3,314,021.39
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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.