Finding the Fourth Proportional to 4,764,489.30, 6,574,990.21 and 2,589,027.27
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Solution
The fourth proportional to 4,764,489.30, 6,574,990.21 and 2,589,027.27 is: 3,572,854.90
Step by Step Solution
- Step 1: Write the proportion equation
4,764,489.30 : 6,574,990.21 = 2,589,027.27 : x - Step 2: Convert to fraction form
4,764,489.30/6,574,990.21 = 2,589,027.27/x - Step 3: Cross multiply
4,764,489.30x = 6,574,990.21 × 2,589,027.27 - Step 4: Simplify right side
4,764,489.30x = 17,022,828,953,673.03 - Step 5: Solve for x
x = 17,022,828,953,673.03/4,764,489.30 - Step 6: Final answer
x = 3,572,854.90
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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.