Finding the Fourth Proportional to 5,053,471.98, 7,579,091.22 and 1,458,456.84
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Solution
The fourth proportional to 5,053,471.98, 7,579,091.22 and 1,458,456.84 is: 2,187,362.96
Step by Step Solution
- Step 1: Write the proportion equation
5,053,471.98 : 7,579,091.22 = 1,458,456.84 : x - Step 2: Convert to fraction form
5,053,471.98/7,579,091.22 = 1,458,456.84/x - Step 3: Cross multiply
5,053,471.98x = 7,579,091.22 × 1,458,456.84 - Step 4: Simplify right side
5,053,471.98x = 11,053,777,430,792.95 - Step 5: Solve for x
x = 11,053,777,430,792.95/5,053,471.98 - Step 6: Final answer
x = 2,187,362.96
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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.