Finding the Fourth Proportional to 4,116,001.92, 6,174,236.16 and 1,276,517.76
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Solution
The fourth proportional to 4,116,001.92, 6,174,236.16 and 1,276,517.76 is: 1,914,848.99
Step by Step Solution
- Step 1: Write the proportion equation
4,116,001.92 : 6,174,236.16 = 1,276,517.76 : x - Step 2: Convert to fraction form
4,116,001.92/6,174,236.16 = 1,276,517.76/x - Step 3: Cross multiply
4,116,001.92x = 6,174,236.16 × 1,276,517.76 - Step 4: Simplify right side
4,116,001.92x = 7,881,522,112,674.20 - Step 5: Solve for x
x = 7,881,522,112,674.20/4,116,001.92 - Step 6: Final answer
x = 1,914,848.99
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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.