Finding the Fourth Proportional to 4,047,793.36, 5,585,960.28 and 2,328,879.40
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Solution
The fourth proportional to 4,047,793.36, 5,585,960.28 and 2,328,879.40 is: 3,213,856.70
Step by Step Solution
- Step 1: Write the proportion equation
4,047,793.36 : 5,585,960.28 = 2,328,879.40 : x - Step 2: Convert to fraction form
4,047,793.36/5,585,960.28 = 2,328,879.40/x - Step 3: Cross multiply
4,047,793.36x = 5,585,960.28 × 2,328,879.40 - Step 4: Simplify right side
4,047,793.36x = 13,009,027,825,310.23 - Step 5: Solve for x
x = 13,009,027,825,310.23/4,047,793.36 - Step 6: Final answer
x = 3,213,856.70
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1.5x scale
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.