Finding the Fourth Proportional to 4,451,968.23, 6,678,210.69 and 1,256,826.84
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Solution
The fourth proportional to 4,451,968.23, 6,678,210.69 and 1,256,826.84 is: 1,885,313.19
Step by Step Solution
- Step 1: Write the proportion equation
4,451,968.23 : 6,678,210.69 = 1,256,826.84 : x - Step 2: Convert to fraction form
4,451,968.23/6,678,210.69 = 1,256,826.84/x - Step 3: Cross multiply
4,451,968.23x = 6,678,210.69 × 1,256,826.84 - Step 4: Simplify right side
4,451,968.23x = 8,393,354,438,366.92 - Step 5: Solve for x
x = 8,393,354,438,366.92/4,451,968.23 - Step 6: Final answer
x = 1,885,313.19
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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.