Finding the Fourth Proportional to 3,537,225.99, 4,881,103.02 and 1,988,241.56
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Solution
The fourth proportional to 3,537,225.99, 4,881,103.02 and 1,988,241.56 is: 2,743,622.23
Step by Step Solution
- Step 1: Write the proportion equation
3,537,225.99 : 4,881,103.02 = 1,988,241.56 : x - Step 2: Convert to fraction form
3,537,225.99/4,881,103.02 = 1,988,241.56/x - Step 3: Cross multiply
3,537,225.99x = 4,881,103.02 × 1,988,241.56 - Step 4: Simplify right side
3,537,225.99x = 9,704,811,858,599.99 - Step 5: Solve for x
x = 9,704,811,858,599.99/3,537,225.99 - Step 6: Final answer
x = 2,743,622.23
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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.