Finding the Fourth Proportional to 3,651,449, 5,477,671.68 and 1,521,034.88
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Solution
The fourth proportional to 3,651,449, 5,477,671.68 and 1,521,034.88 is: 2,281,759.84
Step by Step Solution
- Step 1: Write the proportion equation
3,651,449 : 5,477,671.68 = 1,521,034.88 : x - Step 2: Convert to fraction form
3,651,449/5,477,671.68 = 1,521,034.88/x - Step 3: Cross multiply
3,651,449x = 5,477,671.68 × 1,521,034.88 - Step 4: Simplify right side
3,651,449x = 8,331,729,686,468.20 - Step 5: Solve for x
x = 8,331,729,686,468.20/3,651,449 - Step 6: Final answer
x = 2,281,759.84
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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.