Finding the Fourth Proportional to 4,914,865.62, 6,782,398.97 and 2,850,250.14
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Solution
The fourth proportional to 4,914,865.62, 6,782,398.97 and 2,850,250.14 is: 3,933,278.16
Step by Step Solution
- Step 1: Write the proportion equation
4,914,865.62 : 6,782,398.97 = 2,850,250.14 : x - Step 2: Convert to fraction form
4,914,865.62/6,782,398.97 = 2,850,250.14/x - Step 3: Cross multiply
4,914,865.62x = 6,782,398.97 × 2,850,250.14 - Step 4: Simplify right side
4,914,865.62x = 19,331,533,599,527.11 - Step 5: Solve for x
x = 19,331,533,599,527.11/4,914,865.62 - Step 6: Final answer
x = 3,933,278.16
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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.