Finding the Fourth Proportional to 5,414,457.83, 7,471,953.02 and 3,239,091.59
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Solution
The fourth proportional to 5,414,457.83, 7,471,953.02 and 3,239,091.59 is: 4,469,947.12
Step by Step Solution
- Step 1: Write the proportion equation
5,414,457.83 : 7,471,953.02 = 3,239,091.59 : x - Step 2: Convert to fraction form
5,414,457.83/7,471,953.02 = 3,239,091.59/x - Step 3: Cross multiply
5,414,457.83x = 7,471,953.02 × 3,239,091.59 - Step 4: Simplify right side
5,414,457.83x = 24,202,340,187,957.10 - Step 5: Solve for x
x = 24,202,340,187,957.10/5,414,457.83 - Step 6: Final answer
x = 4,469,947.12
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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.