Finding the Fourth Proportional to 4,412,956.19, 6,629,399.28 and 2,617,017.75
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Solution
The fourth proportional to 4,412,956.19, 6,629,399.28 and 2,617,017.75 is: 3,931,436.18
Step by Step Solution
- Step 1: Write the proportion equation
4,412,956.19 : 6,629,399.28 = 2,617,017.75 : x - Step 2: Convert to fraction form
4,412,956.19/6,629,399.28 = 2,617,017.75/x - Step 3: Cross multiply
4,412,956.19x = 6,629,399.28 × 2,617,017.75 - Step 4: Simplify right side
4,412,956.19x = 17,349,255,587,597.22 - Step 5: Solve for x
x = 17,349,255,587,597.22/4,412,956.19 - Step 6: Final answer
x = 3,931,436.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.