Finding the Fourth Proportional to 4,673,859.23, 6,451,001.76 and 2,740,742.59
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Solution
The fourth proportional to 4,673,859.23, 6,451,001.76 and 2,740,742.59 is: 3,782,855.75
Step by Step Solution
- Step 1: Write the proportion equation
4,673,859.23 : 6,451,001.76 = 2,740,742.59 : x - Step 2: Convert to fraction form
4,673,859.23/6,451,001.76 = 2,740,742.59/x - Step 3: Cross multiply
4,673,859.23x = 6,451,001.76 × 2,740,742.59 - Step 4: Simplify right side
4,673,859.23x = 17,680,535,275,553.09 - Step 5: Solve for x
x = 17,680,535,275,553.09/4,673,859.23 - Step 6: Final answer
x = 3,782,855.75
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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.