Finding the Fourth Proportional to 4,534,321.92, 6,257,288.64 and 2,497,320.96
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Solution
The fourth proportional to 4,534,321.92, 6,257,288.64 and 2,497,320.96 is: 3,446,261.28
Step by Step Solution
- Step 1: Write the proportion equation
4,534,321.92 : 6,257,288.64 = 2,497,320.96 : x - Step 2: Convert to fraction form
4,534,321.92/6,257,288.64 = 2,497,320.96/x - Step 3: Cross multiply
4,534,321.92x = 6,257,288.64 × 2,497,320.96 - Step 4: Simplify right side
4,534,321.92x = 15,626,458,073,441.89 - Step 5: Solve for x
x = 15,626,458,073,441.89/4,534,321.92 - Step 6: Final answer
x = 3,446,261.28
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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.