Finding the Fourth Proportional to 3,351,165.12, 4,624,723.08 and 1,823,330.16
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Solution
The fourth proportional to 3,351,165.12, 4,624,723.08 and 1,823,330.16 is: 2,516,258.31
Step by Step Solution
- Step 1: Write the proportion equation
3,351,165.12 : 4,624,723.08 = 1,823,330.16 : x - Step 2: Convert to fraction form
3,351,165.12/4,624,723.08 = 1,823,330.16/x - Step 3: Cross multiply
3,351,165.12x = 4,624,723.08 × 1,823,330.16 - Step 4: Simplify right side
3,351,165.12x = 8,432,397,073,412.09 - Step 5: Solve for x
x = 8,432,397,073,412.09/3,351,165.12 - Step 6: Final answer
x = 2,516,258.31
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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.