Finding the Fourth Proportional to 2,811,052.14, 4,216,564.17 and 681,136.62
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Solution
The fourth proportional to 2,811,052.14, 4,216,564.17 and 681,136.62 is: 1,021,701.53
Step by Step Solution
- Step 1: Write the proportion equation
2,811,052.14 : 4,216,564.17 = 681,136.62 : x - Step 2: Convert to fraction form
2,811,052.14/4,216,564.17 = 681,136.62/x - Step 3: Cross multiply
2,811,052.14x = 4,216,564.17 × 681,136.62 - Step 4: Simplify right side
2,811,052.14x = 2,872,056,266,766.91 - Step 5: Solve for x
x = 2,872,056,266,766.91/2,811,052.14 - Step 6: Final answer
x = 1,021,701.53
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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.