Finding the Fourth Proportional to 1,423,464.26, 2,135,688.38 and 890,350.10
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Solution
The fourth proportional to 1,423,464.26, 2,135,688.38 and 890,350.10 is: 1,335,832.88
Step by Step Solution
- Step 1: Write the proportion equation
1,423,464.26 : 2,135,688.38 = 890,350.10 : x - Step 2: Convert to fraction form
1,423,464.26/2,135,688.38 = 890,350.10/x - Step 3: Cross multiply
1,423,464.26x = 2,135,688.38 × 890,350.10 - Step 4: Simplify right side
1,423,464.26x = 1,901,510,354,249.27 - Step 5: Solve for x
x = 1,901,510,354,249.27/1,423,464.26 - Step 6: Final answer
x = 1,335,832.88
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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.