Finding the Fourth Proportional to 2,368,738.68, 3,265,896.96 and 1,976,835.84
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Solution
The fourth proportional to 2,368,738.68, 3,265,896.96 and 1,976,835.84 is: 2,725,561.17
Step by Step Solution
- Step 1: Write the proportion equation
2,368,738.68 : 3,265,896.96 = 1,976,835.84 : x - Step 2: Convert to fraction form
2,368,738.68/3,265,896.96 = 1,976,835.84/x - Step 3: Cross multiply
2,368,738.68x = 3,265,896.96 × 1,976,835.84 - Step 4: Simplify right side
2,368,738.68x = 6,456,142,160,275.05 - Step 5: Solve for x
x = 6,456,142,160,275.05/2,368,738.68 - Step 6: Final answer
x = 2,725,561.17
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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.