Finding the Fourth Proportional to 1,454,227.12, 2,006,313.92 and 842,045.68
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Solution
The fourth proportional to 1,454,227.12, 2,006,313.92 and 842,045.68 is: 1,161,722.23
Step by Step Solution
- Step 1: Write the proportion equation
1,454,227.12 : 2,006,313.92 = 842,045.68 : x - Step 2: Convert to fraction form
1,454,227.12/2,006,313.92 = 842,045.68/x - Step 3: Cross multiply
1,454,227.12x = 2,006,313.92 × 842,045.68 - Step 4: Simplify right side
1,454,227.12x = 1,689,407,969,059.87 - Step 5: Solve for x
x = 1,689,407,969,059.87/1,454,227.12 - Step 6: Final answer
x = 1,161,722.23
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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.