Finding the Fourth Proportional to 4,198,554.56, 6,298,117.97 and 1,427,694.13
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Solution
The fourth proportional to 4,198,554.56, 6,298,117.97 and 1,427,694.13 is: 2,141,638.49
Step by Step Solution
- Step 1: Write the proportion equation
4,198,554.56 : 6,298,117.97 = 1,427,694.13 : x - Step 2: Convert to fraction form
4,198,554.56/6,298,117.97 = 1,427,694.13/x - Step 3: Cross multiply
4,198,554.56x = 6,298,117.97 × 1,427,694.13 - Step 4: Simplify right side
4,198,554.56x = 8,991,786,042,852.63 - Step 5: Solve for x
x = 8,991,786,042,852.63/4,198,554.56 - Step 6: Final answer
x = 2,141,638.49
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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.