Finding the Fourth Proportional to 3,278,257.68, 4,917,008.25 and 881,913.99
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Solution
The fourth proportional to 3,278,257.68, 4,917,008.25 and 881,913.99 is: 1,322,769.22
Step by Step Solution
- Step 1: Write the proportion equation
3,278,257.68 : 4,917,008.25 = 881,913.99 : x - Step 2: Convert to fraction form
3,278,257.68/4,917,008.25 = 881,913.99/x - Step 3: Cross multiply
3,278,257.68x = 4,917,008.25 × 881,913.99 - Step 4: Simplify right side
3,278,257.68x = 4,336,378,347,918.33 - Step 5: Solve for x
x = 4,336,378,347,918.33/3,278,257.68 - Step 6: Final answer
x = 1,322,769.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.