Finding the Fourth Proportional to 2,106,422.34, 2,906,945.24 and 1,235,135.94
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Solution
The fourth proportional to 2,106,422.34, 2,906,945.24 and 1,235,135.94 is: 1,704,535.92
Step by Step Solution
- Step 1: Write the proportion equation
2,106,422.34 : 2,906,945.24 = 1,235,135.94 : x - Step 2: Convert to fraction form
2,106,422.34/2,906,945.24 = 1,235,135.94/x - Step 3: Cross multiply
2,106,422.34x = 2,906,945.24 × 1,235,135.94 - Step 4: Simplify right side
2,106,422.34x = 3,590,472,541,535.93 - Step 5: Solve for x
x = 3,590,472,541,535.93/2,106,422.34 - Step 6: Final answer
x = 1,704,535.92
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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.