Finding the Fourth Proportional to 3,559,634.19, 5,339,779.34 and 1,163,491.38
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Solution
The fourth proportional to 3,559,634.19, 5,339,779.34 and 1,163,491.38 is: 1,745,344.30
Step by Step Solution
- Step 1: Write the proportion equation
3,559,634.19 : 5,339,779.34 = 1,163,491.38 : x - Step 2: Convert to fraction form
3,559,634.19/5,339,779.34 = 1,163,491.38/x - Step 3: Cross multiply
3,559,634.19x = 5,339,779.34 × 1,163,491.38 - Step 4: Simplify right side
3,559,634.19x = 6,212,787,227,374.63 - Step 5: Solve for x
x = 6,212,787,227,374.63/3,559,634.19 - Step 6: Final answer
x = 1,745,344.30
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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.