Finding the Fourth Proportional to 2,155,107, 3,232,676.70 and 956,707.14
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Solution
The fourth proportional to 2,155,107, 3,232,676.70 and 956,707.14 is: 1,435,067.90
Step by Step Solution
- Step 1: Write the proportion equation
2,155,107 : 3,232,676.70 = 956,707.14 : x - Step 2: Convert to fraction form
2,155,107/3,232,676.70 = 956,707.14/x - Step 3: Cross multiply
2,155,107x = 3,232,676.70 × 956,707.14 - Step 4: Simplify right side
2,155,107x = 3,092,724,880,201.64 - Step 5: Solve for x
x = 3,092,724,880,201.64/2,155,107 - Step 6: Final answer
x = 1,435,067.90
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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.