Finding the Fourth Proportional to 1,664,982.17, 2,297,682.61 and 901,035.80
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Solution
The fourth proportional to 1,664,982.17, 2,297,682.61 and 901,035.80 is: 1,243,433.30
Step by Step Solution
- Step 1: Write the proportion equation
1,664,982.17 : 2,297,682.61 = 901,035.80 : x - Step 2: Convert to fraction form
1,664,982.17/2,297,682.61 = 901,035.80/x - Step 3: Cross multiply
1,664,982.17x = 2,297,682.61 × 901,035.80 - Step 4: Simplify right side
1,664,982.17x = 2,070,294,274,906.44 - Step 5: Solve for x
x = 2,070,294,274,906.44/1,664,982.17 - Step 6: Final answer
x = 1,243,433.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.