Finding the Fourth Proportional to 2,170,319.84, 3,252,174.96 and 1,103,763.68
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Solution
The fourth proportional to 2,170,319.84, 3,252,174.96 and 1,103,763.68 is: 1,653,964.79
Step by Step Solution
- Step 1: Write the proportion equation
2,170,319.84 : 3,252,174.96 = 1,103,763.68 : x - Step 2: Convert to fraction form
2,170,319.84/3,252,174.96 = 1,103,763.68/x - Step 3: Cross multiply
2,170,319.84x = 3,252,174.96 × 1,103,763.68 - Step 4: Simplify right side
2,170,319.84x = 3,589,632,601,853.45 - Step 5: Solve for x
x = 3,589,632,601,853.45/2,170,319.84 - Step 6: Final answer
x = 1,653,964.79
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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.