Finding the Fourth Proportional to 1,481,307.70, 2,044,330.50 and 836,846.20
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Solution
The fourth proportional to 1,481,307.70, 2,044,330.50 and 836,846.20 is: 1,154,918.87
Step by Step Solution
- Step 1: Write the proportion equation
1,481,307.70 : 2,044,330.50 = 836,846.20 : x - Step 2: Convert to fraction form
1,481,307.70/2,044,330.50 = 836,846.20/x - Step 3: Cross multiply
1,481,307.70x = 2,044,330.50 × 836,846.20 - Step 4: Simplify right side
1,481,307.70x = 1,710,790,210,469.10 - Step 5: Solve for x
x = 1,710,790,210,469.10/1,481,307.70 - Step 6: Final answer
x = 1,154,918.87
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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.