Finding the Third Proportional to 984,934.69 and 2,156,709.80
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Solution
The third proportional to 984,934.69 and 2,156,709.80 is: 4,722,543.75
Step by Step Solution
- Step 1: Write the proportion equation
984,934.69 : 2,156,709.80 = 2,156,709.80 : x - Step 2: Convert to fraction form
984,934.69/2,156,709.80 = 2,156,709.80/x - Step 3: Cross multiply
984,934.69x = 2,156,709.80 × 2,156,709.80 - Step 4: Simplify right side
984,934.69x = 4,651,397,147,936.60 - Step 5: Solve for x
x = 4,651,397,147,936.60/984,934.69 - Step 6: Final answer
x = 4,722,543.75
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.