Finding the Fourth Proportional to 3,779,882.62, 5,668,247.45 and 1,185,518.96
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Solution
The fourth proportional to 3,779,882.62, 5,668,247.45 and 1,185,518.96 is: 1,777,784.00
Step by Step Solution
- Step 1: Write the proportion equation
3,779,882.62 : 5,668,247.45 = 1,185,518.96 : x - Step 2: Convert to fraction form
3,779,882.62/5,668,247.45 = 1,185,518.96/x - Step 3: Cross multiply
3,779,882.62x = 5,668,247.45 × 1,185,518.96 - Step 4: Simplify right side
3,779,882.62x = 6,719,814,839,081.07 - Step 5: Solve for x
x = 6,719,814,839,081.07/3,779,882.62 - Step 6: Final answer
x = 1,777,784.00
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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.