Finding the Fourth Proportional to 3,584,181.60, 5,379,334.20 and 1,455,793.20
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Solution
The fourth proportional to 3,584,181.60, 5,379,334.20 and 1,455,793.20 is: 2,184,933.42
Step by Step Solution
- Step 1: Write the proportion equation
3,584,181.60 : 5,379,334.20 = 1,455,793.20 : x - Step 2: Convert to fraction form
3,584,181.60/5,379,334.20 = 1,455,793.20/x - Step 3: Cross multiply
3,584,181.60x = 5,379,334.20 × 1,455,793.20 - Step 4: Simplify right side
3,584,181.60x = 7,831,198,148,887.44 - Step 5: Solve for x
x = 7,831,198,148,887.44/3,584,181.60 - Step 6: Final answer
x = 2,184,933.42
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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.