Finding the Fourth Proportional to 7,306,073.64, 10,958,784.84 and 1,914,603.48
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Solution
The fourth proportional to 7,306,073.64, 10,958,784.84 and 1,914,603.48 is: 2,871,819.89
Step by Step Solution
- Step 1: Write the proportion equation
7,306,073.64 : 10,958,784.84 = 1,914,603.48 : x - Step 2: Convert to fraction form
7,306,073.64/10,958,784.84 = 1,914,603.48/x - Step 3: Cross multiply
7,306,073.64x = 10,958,784.84 × 1,914,603.48 - Step 4: Simplify right side
7,306,073.64x = 20,981,727,591,235.24 - Step 5: Solve for x
x = 20,981,727,591,235.24/7,306,073.64 - Step 6: Final answer
x = 2,871,819.89
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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.