Finding the Fourth Proportional to 4,028,099.28, 5,558,923.68 and 2,192,468.84
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Solution
The fourth proportional to 4,028,099.28, 5,558,923.68 and 2,192,468.84 is: 3,025,686.83
Step by Step Solution
- Step 1: Write the proportion equation
4,028,099.28 : 5,558,923.68 = 2,192,468.84 : x - Step 2: Convert to fraction form
4,028,099.28/5,558,923.68 = 2,192,468.84/x - Step 3: Cross multiply
4,028,099.28x = 5,558,923.68 × 2,192,468.84 - Step 4: Simplify right side
4,028,099.28x = 12,187,766,952,338.13 - Step 5: Solve for x
x = 12,187,766,952,338.13/4,028,099.28 - Step 6: Final answer
x = 3,025,686.83
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1.5x scale
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.