Finding the Fourth Proportional to 3,126,136.68, 4,689,117.54 and 996,348.60
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Solution
The fourth proportional to 3,126,136.68, 4,689,117.54 and 996,348.60 is: 1,494,495.02
Step by Step Solution
- Step 1: Write the proportion equation
3,126,136.68 : 4,689,117.54 = 996,348.60 : x - Step 2: Convert to fraction form
3,126,136.68/4,689,117.54 = 996,348.60/x - Step 3: Cross multiply
3,126,136.68x = 4,689,117.54 × 996,348.60 - Step 4: Simplify right side
3,126,136.68x = 4,671,995,696,214.44 - Step 5: Solve for x
x = 4,671,995,696,214.44/3,126,136.68 - Step 6: Final answer
x = 1,494,495.02
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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.