Finding the Fourth Proportional to 1,339,594.74, 1,848,633.39 and 727,742.70
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Solution
The fourth proportional to 1,339,594.74, 1,848,633.39 and 727,742.70 is: 1,004,280.93
Step by Step Solution
- Step 1: Write the proportion equation
1,339,594.74 : 1,848,633.39 = 727,742.70 : x - Step 2: Convert to fraction form
1,339,594.74/1,848,633.39 = 727,742.70/x - Step 3: Cross multiply
1,339,594.74x = 1,848,633.39 × 727,742.70 - Step 4: Simplify right side
1,339,594.74x = 1,345,329,454,548.75 - Step 5: Solve for x
x = 1,345,329,454,548.75/1,339,594.74 - Step 6: Final answer
x = 1,004,280.93
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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.