Finding the Fourth Proportional to 4,078,489.60, 6,112,204.80 and 2,726,809.60
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Solution
The fourth proportional to 4,078,489.60, 6,112,204.80 and 2,726,809.60 is: 4,086,517.40
Step by Step Solution
- Step 1: Write the proportion equation
4,078,489.60 : 6,112,204.80 = 2,726,809.60 : x - Step 2: Convert to fraction form
4,078,489.60/6,112,204.80 = 2,726,809.60/x - Step 3: Cross multiply
4,078,489.60x = 6,112,204.80 × 2,726,809.60 - Step 4: Simplify right side
4,078,489.60x = 16,666,818,725,806.08 - Step 5: Solve for x
x = 16,666,818,725,806.08/4,078,489.60 - Step 6: Final answer
x = 4,086,517.40
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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.