Finding the Fourth Proportional to 1,997,772.22, 2,997,102.11 and 932,233.02
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Solution
The fourth proportional to 1,997,772.22, 2,997,102.11 and 932,233.02 is: 1,398,556.61
Step by Step Solution
- Step 1: Write the proportion equation
1,997,772.22 : 2,997,102.11 = 932,233.02 : x - Step 2: Convert to fraction form
1,997,772.22/2,997,102.11 = 932,233.02/x - Step 3: Cross multiply
1,997,772.22x = 2,997,102.11 × 932,233.02 - Step 4: Simplify right side
1,997,772.22x = 2,793,997,551,253.67 - Step 5: Solve for x
x = 2,793,997,551,253.67/1,997,772.22 - Step 6: Final answer
x = 1,398,556.61
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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.