Finding the Fourth Proportional to 5,936,882.06, 8,192,913 and 3,220,628.06
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Solution
The fourth proportional to 5,936,882.06, 8,192,913 and 3,220,628.06 is: 4,444,475.27
Step by Step Solution
- Step 1: Write the proportion equation
5,936,882.06 : 8,192,913 = 3,220,628.06 : x - Step 2: Convert to fraction form
5,936,882.06/8,192,913 = 3,220,628.06/x - Step 3: Cross multiply
5,936,882.06x = 8,192,913 × 3,220,628.06 - Step 4: Simplify right side
5,936,882.06x = 26,386,325,500,938.78 - Step 5: Solve for x
x = 26,386,325,500,938.78/5,936,882.06 - Step 6: Final answer
x = 4,444,475.27
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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.