Finding the Fourth Proportional to 2,786,331.80, 3,845,558.18 and 1,699,233.99
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Solution
The fourth proportional to 2,786,331.80, 3,845,558.18 and 1,699,233.99 is: 2,345,199.22
Step by Step Solution
- Step 1: Write the proportion equation
2,786,331.80 : 3,845,558.18 = 1,699,233.99 : x - Step 2: Convert to fraction form
2,786,331.80/3,845,558.18 = 1,699,233.99/x - Step 3: Cross multiply
2,786,331.80x = 3,845,558.18 × 1,699,233.99 - Step 4: Simplify right side
2,786,331.80x = 6,534,503,162,384.24 - Step 5: Solve for x
x = 6,534,503,162,384.24/2,786,331.80 - Step 6: Final answer
x = 2,345,199.22
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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.