Finding the Fourth Proportional to 4,203,664.80, 6,305,497.20 and 3,363,856.80
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Solution
The fourth proportional to 4,203,664.80, 6,305,497.20 and 3,363,856.80 is: 5,045,785.20
Step by Step Solution
- Step 1: Write the proportion equation
4,203,664.80 : 6,305,497.20 = 3,363,856.80 : x - Step 2: Convert to fraction form
4,203,664.80/6,305,497.20 = 3,363,856.80/x - Step 3: Cross multiply
4,203,664.80x = 6,305,497.20 × 3,363,856.80 - Step 4: Simplify right side
4,203,664.80x = 21,210,789,633,600.96 - Step 5: Solve for x
x = 21,210,789,633,600.96/4,203,664.80 - Step 6: Final answer
x = 5,045,785.20
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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.