Finding the Fourth Proportional to 1,727,798.88, 2,384,836.68 and 1,002,880.14
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Solution
The fourth proportional to 1,727,798.88, 2,384,836.68 and 1,002,880.14 is: 1,384,249.85
Step by Step Solution
- Step 1: Write the proportion equation
1,727,798.88 : 2,384,836.68 = 1,002,880.14 : x - Step 2: Convert to fraction form
1,727,798.88/2,384,836.68 = 1,002,880.14/x - Step 3: Cross multiply
1,727,798.88x = 2,384,836.68 × 1,002,880.14 - Step 4: Simplify right side
1,727,798.88x = 2,391,705,338,333.20 - Step 5: Solve for x
x = 2,391,705,338,333.20/1,727,798.88 - Step 6: Final answer
x = 1,384,249.85
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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.