Finding the Fourth Proportional to 2,344,352.09, 3,235,341.47 and 1,311,850.86
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Solution
The fourth proportional to 2,344,352.09, 3,235,341.47 and 1,311,850.86 is: 1,810,430.05
Step by Step Solution
- Step 1: Write the proportion equation
2,344,352.09 : 3,235,341.47 = 1,311,850.86 : x - Step 2: Convert to fraction form
2,344,352.09/3,235,341.47 = 1,311,850.86/x - Step 3: Cross multiply
2,344,352.09x = 3,235,341.47 × 1,311,850.86 - Step 4: Simplify right side
2,344,352.09x = 4,244,285,471,121.38 - Step 5: Solve for x
x = 4,244,285,471,121.38/2,344,352.09 - Step 6: Final answer
x = 1,810,430.05
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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.