Finding the Fourth Proportional to 4,489,092.13, 6,734,583.89 and 1,456,221.18
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Solution
The fourth proportional to 4,489,092.13, 6,734,583.89 and 1,456,221.18 is: 2,184,638.54
Step by Step Solution
- Step 1: Write the proportion equation
4,489,092.13 : 6,734,583.89 = 1,456,221.18 : x - Step 2: Convert to fraction form
4,489,092.13/6,734,583.89 = 1,456,221.18/x - Step 3: Cross multiply
4,489,092.13x = 6,734,583.89 × 1,456,221.18 - Step 4: Simplify right side
4,489,092.13x = 9,807,043,665,431.87 - Step 5: Solve for x
x = 9,807,043,665,431.87/4,489,092.13 - Step 6: Final answer
x = 2,184,638.54
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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.