Finding the Fourth Proportional to 2,192,180.88, 3,025,273.34 and 1,198,807.08
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Solution
The fourth proportional to 2,192,180.88, 3,025,273.34 and 1,198,807.08 is: 1,654,388.62
Step by Step Solution
- Step 1: Write the proportion equation
2,192,180.88 : 3,025,273.34 = 1,198,807.08 : x - Step 2: Convert to fraction form
2,192,180.88/3,025,273.34 = 1,198,807.08/x - Step 3: Cross multiply
2,192,180.88x = 3,025,273.34 × 1,198,807.08 - Step 4: Simplify right side
2,192,180.88x = 3,626,719,098,927.25 - Step 5: Solve for x
x = 3,626,719,098,927.25/2,192,180.88 - Step 6: Final answer
x = 1,654,388.62
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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.