Finding the Fourth Proportional to 2,685,362.40, 3,707,135.64 and 1,768,183.20
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Solution
The fourth proportional to 2,685,362.40, 3,707,135.64 and 1,768,183.20 is: 2,440,972.20
Step by Step Solution
- Step 1: Write the proportion equation
2,685,362.40 : 3,707,135.64 = 1,768,183.20 : x - Step 2: Convert to fraction form
2,685,362.40/3,707,135.64 = 1,768,183.20/x - Step 3: Cross multiply
2,685,362.40x = 3,707,135.64 × 1,768,183.20 - Step 4: Simplify right side
2,685,362.40x = 6,554,894,958,769.25 - Step 5: Solve for x
x = 6,554,894,958,769.25/2,685,362.40 - Step 6: Final answer
x = 2,440,972.20
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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.