Finding the Fourth Proportional to 3,619,954.84, 5,427,299.57 and 1,699,876.65
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Solution
The fourth proportional to 3,619,954.84, 5,427,299.57 and 1,699,876.65 is: 2,548,578.70
Step by Step Solution
- Step 1: Write the proportion equation
3,619,954.84 : 5,427,299.57 = 1,699,876.65 : x - Step 2: Convert to fraction form
3,619,954.84/5,427,299.57 = 1,699,876.65/x - Step 3: Cross multiply
3,619,954.84x = 5,427,299.57 × 1,699,876.65 - Step 4: Simplify right side
3,619,954.84x = 9,225,739,811,598.04 - Step 5: Solve for x
x = 9,225,739,811,598.04/3,619,954.84 - Step 6: Final answer
x = 2,548,578.70
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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.