Finding the Fourth Proportional to 4,184,717.38, 5,774,907.05 and 2,349,179.21
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Solution
The fourth proportional to 4,184,717.38, 5,774,907.05 and 2,349,179.21 is: 3,241,865.67
Step by Step Solution
- Step 1: Write the proportion equation
4,184,717.38 : 5,774,907.05 = 2,349,179.21 : x - Step 2: Convert to fraction form
4,184,717.38/5,774,907.05 = 2,349,179.21/x - Step 3: Cross multiply
4,184,717.38x = 5,774,907.05 × 2,349,179.21 - Step 4: Simplify right side
4,184,717.38x = 13,566,291,593,043.22 - Step 5: Solve for x
x = 13,566,291,593,043.22/4,184,717.38 - Step 6: Final answer
x = 3,241,865.67
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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.