Finding the Fourth Proportional to 2,471,799.20, 3,707,698.80 and 2,429,808.80
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Solution
The fourth proportional to 2,471,799.20, 3,707,698.80 and 2,429,808.80 is: 3,644,713.20
Step by Step Solution
- Step 1: Write the proportion equation
2,471,799.20 : 3,707,698.80 = 2,429,808.80 : x - Step 2: Convert to fraction form
2,471,799.20/3,707,698.80 = 2,429,808.80/x - Step 3: Cross multiply
2,471,799.20x = 3,707,698.80 × 2,429,808.80 - Step 4: Simplify right side
2,471,799.20x = 9,008,999,171,989.44 - Step 5: Solve for x
x = 9,008,999,171,989.44/2,471,799.20 - Step 6: Final answer
x = 3,644,713.20
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1.5x scale
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.