Finding the Fourth Proportional to 1,610,168.98, 2,415,251.44 and 412,091.90
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Solution
The fourth proportional to 1,610,168.98, 2,415,251.44 and 412,091.90 is: 618,137.33
Step by Step Solution
- Step 1: Write the proportion equation
1,610,168.98 : 2,415,251.44 = 412,091.90 : x - Step 2: Convert to fraction form
1,610,168.98/2,415,251.44 = 412,091.90/x - Step 3: Cross multiply
1,610,168.98x = 2,415,251.44 × 412,091.90 - Step 4: Simplify right side
1,610,168.98x = 995,305,554,887.34 - Step 5: Solve for x
x = 995,305,554,887.34/1,610,168.98 - Step 6: Final answer
x = 618,137.33
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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.