Finding the Fourth Proportional to 3,372,578.92, 5,058,877.02 and 1,378,034.92
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Solution
The fourth proportional to 3,372,578.92, 5,058,877.02 and 1,378,034.92 is: 2,067,055.91
Step by Step Solution
- Step 1: Write the proportion equation
3,372,578.92 : 5,058,877.02 = 1,378,034.92 : x - Step 2: Convert to fraction form
3,372,578.92/5,058,877.02 = 1,378,034.92/x - Step 3: Cross multiply
3,372,578.92x = 5,058,877.02 × 1,378,034.92 - Step 4: Simplify right side
3,372,578.92x = 6,971,309,189,545.54 - Step 5: Solve for x
x = 6,971,309,189,545.54/3,372,578.92 - Step 6: Final answer
x = 2,067,055.91
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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.