Finding the Fourth Proportional to 1,559,834.55, 2,339,745.68 and 494,959.65
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Solution
The fourth proportional to 1,559,834.55, 2,339,745.68 and 494,959.65 is: 742,437.53
Step by Step Solution
- Step 1: Write the proportion equation
1,559,834.55 : 2,339,745.68 = 494,959.65 : x - Step 2: Convert to fraction form
1,559,834.55/2,339,745.68 = 494,959.65/x - Step 3: Cross multiply
1,559,834.55x = 2,339,745.68 × 494,959.65 - Step 4: Simplify right side
1,559,834.55x = 1,158,079,702,861.81 - Step 5: Solve for x
x = 1,158,079,702,861.81/1,559,834.55 - Step 6: Final answer
x = 742,437.53
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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.