Finding the Fourth Proportional to 2,859,729.97, 4,289,591.33 and 729,814.14
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Solution
The fourth proportional to 2,859,729.97, 4,289,591.33 and 729,814.14 is: 1,094,720.28
Step by Step Solution
- Step 1: Write the proportion equation
2,859,729.97 : 4,289,591.33 = 729,814.14 : x - Step 2: Convert to fraction form
2,859,729.97/4,289,591.33 = 729,814.14/x - Step 3: Cross multiply
2,859,729.97x = 4,289,591.33 × 729,814.14 - Step 4: Simplify right side
2,859,729.97x = 3,130,604,386,007.45 - Step 5: Solve for x
x = 3,130,604,386,007.45/2,859,729.97 - Step 6: Final answer
x = 1,094,720.28
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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.