Finding the Fourth Proportional to 1,514,645.87, 2,090,217.17 and 826,333.19
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Solution
The fourth proportional to 1,514,645.87, 2,090,217.17 and 826,333.19 is: 1,140,343.00
Step by Step Solution
- Step 1: Write the proportion equation
1,514,645.87 : 2,090,217.17 = 826,333.19 : x - Step 2: Convert to fraction form
1,514,645.87/2,090,217.17 = 826,333.19/x - Step 3: Cross multiply
1,514,645.87x = 2,090,217.17 × 826,333.19 - Step 4: Simplify right side
1,514,645.87x = 1,727,215,813,493.62 - Step 5: Solve for x
x = 1,727,215,813,493.62/1,514,645.87 - Step 6: Final answer
x = 1,140,343.00
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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.