Finding the Fourth Proportional to 2,515,474.56, 3,471,054.48 and 1,482,199.68
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Solution
The fourth proportional to 2,515,474.56, 3,471,054.48 and 1,482,199.68 is: 2,045,258.55
Step by Step Solution
- Step 1: Write the proportion equation
2,515,474.56 : 3,471,054.48 = 1,482,199.68 : x - Step 2: Convert to fraction form
2,515,474.56/3,471,054.48 = 1,482,199.68/x - Step 3: Cross multiply
2,515,474.56x = 3,471,054.48 × 1,482,199.68 - Step 4: Simplify right side
2,515,474.56x = 5,144,795,839,518.57 - Step 5: Solve for x
x = 5,144,795,839,518.57/2,515,474.56 - Step 6: Final answer
x = 2,045,258.55
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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.