Finding the Fourth Proportional to 3,396,951.12, 4,687,838.76 and 1,848,231.18
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Solution
The fourth proportional to 3,396,951.12, 4,687,838.76 and 1,848,231.18 is: 2,550,584.17
Step by Step Solution
- Step 1: Write the proportion equation
3,396,951.12 : 4,687,838.76 = 1,848,231.18 : x - Step 2: Convert to fraction form
3,396,951.12/4,687,838.76 = 1,848,231.18/x - Step 3: Cross multiply
3,396,951.12x = 4,687,838.76 × 1,848,231.18 - Step 4: Simplify right side
3,396,951.12x = 8,664,209,763,044.54 - Step 5: Solve for x
x = 8,664,209,763,044.54/3,396,951.12 - Step 6: Final answer
x = 2,550,584.17
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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.