Finding the Fourth Proportional to 4,181,981.84, 5,771,234.44 and 2,346,575.92
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Solution
The fourth proportional to 4,181,981.84, 5,771,234.44 and 2,346,575.92 is: 3,238,330.60
Step by Step Solution
- Step 1: Write the proportion equation
4,181,981.84 : 5,771,234.44 = 2,346,575.92 : x - Step 2: Convert to fraction form
4,181,981.84/5,771,234.44 = 2,346,575.92/x - Step 3: Cross multiply
4,181,981.84x = 5,771,234.44 × 2,346,575.92 - Step 4: Simplify right side
4,181,981.84x = 13,542,639,765,578.69 - Step 5: Solve for x
x = 13,542,639,765,578.69/4,181,981.84 - Step 6: Final answer
x = 3,238,330.60
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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.