Finding the Fourth Proportional to 5,827,091.10, 8,736,489.45 and 2,231,468.70
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Solution
The fourth proportional to 5,827,091.10, 8,736,489.45 and 2,231,468.70 is: 3,345,614.89
Step by Step Solution
- Step 1: Write the proportion equation
5,827,091.10 : 8,736,489.45 = 2,231,468.70 : x - Step 2: Convert to fraction form
5,827,091.10/8,736,489.45 = 2,231,468.70/x - Step 3: Cross multiply
5,827,091.10x = 8,736,489.45 × 2,231,468.70 - Step 4: Simplify right side
5,827,091.10x = 19,495,202,755,555.21 - Step 5: Solve for x
x = 19,495,202,755,555.21/5,827,091.10 - Step 6: Final answer
x = 3,345,614.89
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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.