Finding the Fourth Proportional to 1,608,676.49, 2,412,478.91 and 648,884.21
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Solution
The fourth proportional to 1,608,676.49, 2,412,478.91 and 648,884.21 is: 973,110.18
Step by Step Solution
- Step 1: Write the proportion equation
1,608,676.49 : 2,412,478.91 = 648,884.21 : x - Step 2: Convert to fraction form
1,608,676.49/2,412,478.91 = 648,884.21/x - Step 3: Cross multiply
1,608,676.49x = 2,412,478.91 × 648,884.21 - Step 4: Simplify right side
1,608,676.49x = 1,565,419,456,350.20 - Step 5: Solve for x
x = 1,565,419,456,350.20/1,608,676.49 - Step 6: Final answer
x = 973,110.18
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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.