Finding the Fourth Proportional to 1,339,573.53, 1,848,613.08 and 727,726.70
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Solution
The fourth proportional to 1,339,573.53, 1,848,613.08 and 727,726.70 is: 1,004,263.72
Step by Step Solution
- Step 1: Write the proportion equation
1,339,573.53 : 1,848,613.08 = 727,726.70 : x - Step 2: Convert to fraction form
1,339,573.53/1,848,613.08 = 727,726.70/x - Step 3: Cross multiply
1,339,573.53x = 1,848,613.08 × 727,726.70 - Step 4: Simplify right side
1,339,573.53x = 1,345,285,096,285.24 - Step 5: Solve for x
x = 1,345,285,096,285.24/1,339,573.53 - Step 6: Final answer
x = 1,004,263.72
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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.