Finding the Fourth Proportional to 1,481,306.70, 2,044,329.12 and 836,845.20
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Solution
The fourth proportional to 1,481,306.70, 2,044,329.12 and 836,845.20 is: 1,154,917.49
Step by Step Solution
- Step 1: Write the proportion equation
1,481,306.70 : 2,044,329.12 = 836,845.20 : x - Step 2: Convert to fraction form
1,481,306.70/2,044,329.12 = 836,845.20/x - Step 3: Cross multiply
1,481,306.70x = 2,044,329.12 × 836,845.20 - Step 4: Simplify right side
1,481,306.70x = 1,710,787,011,292.22 - Step 5: Solve for x
x = 1,710,787,011,292.22/1,481,306.70 - Step 6: Final answer
x = 1,154,917.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.