Finding the Fourth Proportional to 5,528,385.38, 8,292,997.92 and 1,883,982.62
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Solution
The fourth proportional to 5,528,385.38, 8,292,997.92 and 1,883,982.62 is: 2,826,117.01
Step by Step Solution
- Step 1: Write the proportion equation
5,528,385.38 : 8,292,997.92 = 1,883,982.62 : x - Step 2: Convert to fraction form
5,528,385.38/8,292,997.92 = 1,883,982.62/x - Step 3: Cross multiply
5,528,385.38x = 8,292,997.92 × 1,883,982.62 - Step 4: Simplify right side
5,528,385.38x = 15,623,863,948,976.15 - Step 5: Solve for x
x = 15,623,863,948,976.15/5,528,385.38 - Step 6: Final answer
x = 2,826,117.01
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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.