Finding the Fourth Proportional to 6,354,431.20, 8,769,117 and 3,453,822.84
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Solution
The fourth proportional to 6,354,431.20, 8,769,117 and 3,453,822.84 is: 4,766,276.58
Step by Step Solution
- Step 1: Write the proportion equation
6,354,431.20 : 8,769,117 = 3,453,822.84 : x - Step 2: Convert to fraction form
6,354,431.20/8,769,117 = 3,453,822.84/x - Step 3: Cross multiply
6,354,431.20x = 8,769,117 × 3,453,822.84 - Step 4: Simplify right side
6,354,431.20x = 30,286,976,581,232.28 - Step 5: Solve for x
x = 30,286,976,581,232.28/6,354,431.20 - Step 6: Final answer
x = 4,766,276.58
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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.