Finding the Fourth Proportional to 2,786,334.81, 3,845,562.33 and 1,699,236.99
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Solution
The fourth proportional to 2,786,334.81, 3,845,562.33 and 1,699,236.99 is: 2,345,203.36
Step by Step Solution
- Step 1: Write the proportion equation
2,786,334.81 : 3,845,562.33 = 1,699,236.99 : x - Step 2: Convert to fraction form
2,786,334.81/3,845,562.33 = 1,699,236.99/x - Step 3: Cross multiply
2,786,334.81x = 3,845,562.33 × 1,699,236.99 - Step 4: Simplify right side
2,786,334.81x = 6,534,521,758,486.59 - Step 5: Solve for x
x = 6,534,521,758,486.59/2,786,334.81 - Step 6: Final answer
x = 2,345,203.36
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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.