Finding the Fourth Proportional to 2,385,181.58, 3,575,890.67 and 1,186,449.62
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Solution
The fourth proportional to 2,385,181.58, 3,575,890.67 and 1,186,449.62 is: 1,778,738.42
Step by Step Solution
- Step 1: Write the proportion equation
2,385,181.58 : 3,575,890.67 = 1,186,449.62 : x - Step 2: Convert to fraction form
2,385,181.58/3,575,890.67 = 1,186,449.62/x - Step 3: Cross multiply
2,385,181.58x = 3,575,890.67 × 1,186,449.62 - Step 4: Simplify right side
2,385,181.58x = 4,242,614,102,771.34 - Step 5: Solve for x
x = 4,242,614,102,771.34/2,385,181.58 - Step 6: Final answer
x = 1,778,738.42
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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.