Finding the Fourth Proportional to 1,045,549.26, 1,568,417.45 and 405,837.99
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Solution
The fourth proportional to 1,045,549.26, 1,568,417.45 and 405,837.99 is: 608,793.30
Step by Step Solution
- Step 1: Write the proportion equation
1,045,549.26 : 1,568,417.45 = 405,837.99 : x - Step 2: Convert to fraction form
1,045,549.26/1,568,417.45 = 405,837.99/x - Step 3: Cross multiply
1,045,549.26x = 1,568,417.45 × 405,837.99 - Step 4: Simplify right side
1,045,549.26x = 636,523,385,388.93 - Step 5: Solve for x
x = 636,523,385,388.93/1,045,549.26 - Step 6: Final answer
x = 608,793.30
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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.