Finding the Fourth Proportional to 2,998,104.40, 4,497,550.74 and 1,578,238.48
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Solution
The fourth proportional to 2,998,104.40, 4,497,550.74 and 1,578,238.48 is: 2,367,565.20
Step by Step Solution
- Step 1: Write the proportion equation
2,998,104.40 : 4,497,550.74 = 1,578,238.48 : x - Step 2: Convert to fraction form
2,998,104.40/4,497,550.74 = 1,578,238.48/x - Step 3: Cross multiply
2,998,104.40x = 4,497,550.74 × 1,578,238.48 - Step 4: Simplify right side
2,998,104.40x = 7,098,207,643,620.48 - Step 5: Solve for x
x = 7,098,207,643,620.48/2,998,104.40 - Step 6: Final answer
x = 2,367,565.20
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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.