Finding the Fourth Proportional to 4,243,198.04, 5,852,968.92 and 2,588,589.20
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Solution
The fourth proportional to 4,243,198.04, 5,852,968.92 and 2,588,589.20 is: 3,570,639.88
Step by Step Solution
- Step 1: Write the proportion equation
4,243,198.04 : 5,852,968.92 = 2,588,589.20 : x - Step 2: Convert to fraction form
4,243,198.04/5,852,968.92 = 2,588,589.20/x - Step 3: Cross multiply
4,243,198.04x = 5,852,968.92 × 2,588,589.20 - Step 4: Simplify right side
4,243,198.04x = 15,150,932,134,247.66 - Step 5: Solve for x
x = 15,150,932,134,247.66/4,243,198.04 - Step 6: Final answer
x = 3,570,639.88
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1.5x scale
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.