Finding the Fourth Proportional to 6,176,321.92, 8,523,664.12 and 3,422,952
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Solution
The fourth proportional to 6,176,321.92, 8,523,664.12 and 3,422,952 is: 4,723,862.12
Step by Step Solution
- Step 1: Write the proportion equation
6,176,321.92 : 8,523,664.12 = 3,422,952 : x - Step 2: Convert to fraction form
6,176,321.92/8,523,664.12 = 3,422,952/x - Step 3: Cross multiply
6,176,321.92x = 8,523,664.12 × 3,422,952 - Step 4: Simplify right side
6,176,321.92x = 29,176,093,146,882.24 - Step 5: Solve for x
x = 29,176,093,146,882.24/6,176,321.92 - Step 6: Final answer
x = 4,723,862.12
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1.5x scale
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.