Finding the Fourth Proportional to 1,497,716.20, 2,246,574.30 and 486,836.20
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Solution
The fourth proportional to 1,497,716.20, 2,246,574.30 and 486,836.20 is: 730,254.30
Step by Step Solution
- Step 1: Write the proportion equation
1,497,716.20 : 2,246,574.30 = 486,836.20 : x - Step 2: Convert to fraction form
1,497,716.20/2,246,574.30 = 486,836.20/x - Step 3: Cross multiply
1,497,716.20x = 2,246,574.30 × 486,836.20 - Step 4: Simplify right side
1,497,716.20x = 1,093,713,695,229.66 - Step 5: Solve for x
x = 1,093,713,695,229.66/1,497,716.20 - Step 6: Final answer
x = 730,254.30
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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.