Finding the Fourth Proportional to 1,612,842.27, 2,419,315.80 and 475,509.09
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Solution
The fourth proportional to 1,612,842.27, 2,419,315.80 and 475,509.09 is: 713,279.08
Step by Step Solution
- Step 1: Write the proportion equation
1,612,842.27 : 2,419,315.80 = 475,509.09 : x - Step 2: Convert to fraction form
1,612,842.27/2,419,315.80 = 475,509.09/x - Step 3: Cross multiply
1,612,842.27x = 2,419,315.80 × 475,509.09 - Step 4: Simplify right side
1,612,842.27x = 1,150,406,654,480.62 - Step 5: Solve for x
x = 1,150,406,654,480.62/1,612,842.27 - Step 6: Final answer
x = 713,279.08
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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.