Finding the Fourth Proportional to 4,499,621.58, 6,209,473.77 and 2,539,912.15
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Solution
The fourth proportional to 4,499,621.58, 6,209,473.77 and 2,539,912.15 is: 3,505,076.50
Step by Step Solution
- Step 1: Write the proportion equation
4,499,621.58 : 6,209,473.77 = 2,539,912.15 : x - Step 2: Convert to fraction form
4,499,621.58/6,209,473.77 = 2,539,912.15/x - Step 3: Cross multiply
4,499,621.58x = 6,209,473.77 × 2,539,912.15 - Step 4: Simplify right side
4,499,621.58x = 15,771,517,873,529.30 - Step 5: Solve for x
x = 15,771,517,873,529.30/4,499,621.58 - Step 6: Final answer
x = 3,505,076.50
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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.