Finding the Fourth Proportional to 1,514,534.69, 2,090,063.84 and 826,221.21
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Solution
The fourth proportional to 1,514,534.69, 2,090,063.84 and 826,221.21 is: 1,140,188.53
Step by Step Solution
- Step 1: Write the proportion equation
1,514,534.69 : 2,090,063.84 = 826,221.21 : x - Step 2: Convert to fraction form
1,514,534.69/2,090,063.84 = 826,221.21/x - Step 3: Cross multiply
1,514,534.69x = 2,090,063.84 × 826,221.21 - Step 4: Simplify right side
1,514,534.69x = 1,726,855,070,730.94 - Step 5: Solve for x
x = 1,726,855,070,730.94/1,514,534.69 - Step 6: Final answer
x = 1,140,188.53
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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.