Finding the Fourth Proportional to 1,107,053.66, 1,654,514.95 and 808,163.66
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Solution
The fourth proportional to 1,107,053.66, 1,654,514.95 and 808,163.66 is: 1,207,817.56
Step by Step Solution
- Step 1: Write the proportion equation
1,107,053.66 : 1,654,514.95 = 808,163.66 : x - Step 2: Convert to fraction form
1,107,053.66/1,654,514.95 = 808,163.66/x - Step 3: Cross multiply
1,107,053.66x = 1,654,514.95 × 808,163.66 - Step 4: Simplify right side
1,107,053.66x = 1,337,118,853,475.90 - Step 5: Solve for x
x = 1,337,118,853,475.90/1,107,053.66 - Step 6: Final answer
x = 1,207,817.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.