Finding the Fourth Proportional to 3,591,454.92, 4,956,313.32 and 1,959,967.68
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Solution
The fourth proportional to 3,591,454.92, 4,956,313.32 and 1,959,967.68 is: 2,704,812.99
Step by Step Solution
- Step 1: Write the proportion equation
3,591,454.92 : 4,956,313.32 = 1,959,967.68 : x - Step 2: Convert to fraction form
3,591,454.92/4,956,313.32 = 1,959,967.68/x - Step 3: Cross multiply
3,591,454.92x = 4,956,313.32 × 1,959,967.68 - Step 4: Simplify right side
3,591,454.92x = 9,714,213,919,153.50 - Step 5: Solve for x
x = 9,714,213,919,153.50/3,591,454.92 - Step 6: Final answer
x = 2,704,812.99
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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.