Finding the Fourth Proportional to 5,471,179.43, 8,206,775.62 and 1,427,664.29
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Solution
The fourth proportional to 5,471,179.43, 8,206,775.62 and 1,427,664.29 is: 2,141,498.12
Step by Step Solution
- Step 1: Write the proportion equation
5,471,179.43 : 8,206,775.62 = 1,427,664.29 : x - Step 2: Convert to fraction form
5,471,179.43/8,206,775.62 = 1,427,664.29/x - Step 3: Cross multiply
5,471,179.43x = 8,206,775.62 × 1,427,664.29 - Step 4: Simplify right side
5,471,179.43x = 11,716,520,444,113.57 - Step 5: Solve for x
x = 11,716,520,444,113.57/5,471,179.43 - Step 6: Final answer
x = 2,141,498.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.