Finding the Fourth Proportional to 3,203,165.74, 4,420,368.96 and 1,752,861.26
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Solution
The fourth proportional to 3,203,165.74, 4,420,368.96 and 1,752,861.26 is: 2,418,948.67
Step by Step Solution
- Step 1: Write the proportion equation
3,203,165.74 : 4,420,368.96 = 1,752,861.26 : x - Step 2: Convert to fraction form
3,203,165.74/4,420,368.96 = 1,752,861.26/x - Step 3: Cross multiply
3,203,165.74x = 4,420,368.96 × 1,752,861.26 - Step 4: Simplify right side
3,203,165.74x = 7,748,293,504,890.49 - Step 5: Solve for x
x = 7,748,293,504,890.49/3,203,165.74 - Step 6: Final answer
x = 2,418,948.67
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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.