Finding the Fourth Proportional to 1,469,390.20, 2,201,363.70 and 836,423.80
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Solution
The fourth proportional to 1,469,390.20, 2,201,363.70 and 836,423.80 is: 1,253,086.48
Step by Step Solution
- Step 1: Write the proportion equation
1,469,390.20 : 2,201,363.70 = 836,423.80 : x - Step 2: Convert to fraction form
1,469,390.20/2,201,363.70 = 836,423.80/x - Step 3: Cross multiply
1,469,390.20x = 2,201,363.70 × 836,423.80 - Step 4: Simplify right side
1,469,390.20x = 1,841,272,991,136.06 - Step 5: Solve for x
x = 1,841,272,991,136.06/1,469,390.20 - Step 6: Final answer
x = 1,253,086.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.