Finding the Fourth Proportional to 1,481,306.70, 2,044,329.12 and 836,845.18
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Solution
The fourth proportional to 1,481,306.70, 2,044,329.12 and 836,845.18 is: 1,154,917.46
Step by Step Solution
- Step 1: Write the proportion equation
1,481,306.70 : 2,044,329.12 = 836,845.18 : x - Step 2: Convert to fraction form
1,481,306.70/2,044,329.12 = 836,845.18/x - Step 3: Cross multiply
1,481,306.70x = 2,044,329.12 × 836,845.18 - Step 4: Simplify right side
1,481,306.70x = 1,710,786,970,405.64 - Step 5: Solve for x
x = 1,710,786,970,405.64/1,481,306.70 - Step 6: Final answer
x = 1,154,917.46
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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.