Finding the Fourth Proportional to 3,247,581.48, 4,872,454.08 and 1,088,820.21
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Solution
The fourth proportional to 3,247,581.48, 4,872,454.08 and 1,088,820.21 is: 1,633,593.03
Step by Step Solution
- Step 1: Write the proportion equation
3,247,581.48 : 4,872,454.08 = 1,088,820.21 : x - Step 2: Convert to fraction form
3,247,581.48/4,872,454.08 = 1,088,820.21/x - Step 3: Cross multiply
3,247,581.48x = 4,872,454.08 × 1,088,820.21 - Step 4: Simplify right side
3,247,581.48x = 5,305,226,474,600.96 - Step 5: Solve for x
x = 5,305,226,474,600.96/3,247,581.48 - Step 6: Final answer
x = 1,633,593.03
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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.