Finding the Fourth Proportional to 2,177,411.26, 3,004,497.88 and 1,246,974.34
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Solution
The fourth proportional to 2,177,411.26, 3,004,497.88 and 1,246,974.34 is: 1,720,635.80
Step by Step Solution
- Step 1: Write the proportion equation
2,177,411.26 : 3,004,497.88 = 1,246,974.34 : x - Step 2: Convert to fraction form
2,177,411.26/3,004,497.88 = 1,246,974.34/x - Step 3: Cross multiply
2,177,411.26x = 3,004,497.88 × 1,246,974.34 - Step 4: Simplify right side
2,177,411.26x = 3,746,531,760,944.40 - Step 5: Solve for x
x = 3,746,531,760,944.40/2,177,411.26 - Step 6: Final answer
x = 1,720,635.80
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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.