Finding the Fourth Proportional to 1,784,101.87, 2,675,398.29 and 718,857.91
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Solution
The fourth proportional to 1,784,101.87, 2,675,398.29 and 718,857.91 is: 1,077,982.85
Step by Step Solution
- Step 1: Write the proportion equation
1,784,101.87 : 2,675,398.29 = 718,857.91 : x - Step 2: Convert to fraction form
1,784,101.87/2,675,398.29 = 718,857.91/x - Step 3: Cross multiply
1,784,101.87x = 2,675,398.29 × 718,857.91 - Step 4: Simplify right side
1,784,101.87x = 1,923,231,223,166.97 - Step 5: Solve for x
x = 1,923,231,223,166.97/1,784,101.87 - Step 6: Final answer
x = 1,077,982.85
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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.