Finding the Fourth Proportional to 2,545,440.59, 3,512,634.05 and 1,442,974.23
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Solution
The fourth proportional to 2,545,440.59, 3,512,634.05 and 1,442,974.23 is: 1,991,262.51
Step by Step Solution
- Step 1: Write the proportion equation
2,545,440.59 : 3,512,634.05 = 1,442,974.23 : x - Step 2: Convert to fraction form
2,545,440.59/3,512,634.05 = 1,442,974.23/x - Step 3: Cross multiply
2,545,440.59x = 3,512,634.05 × 1,442,974.23 - Step 4: Simplify right side
2,545,440.59x = 5,068,640,417,177.97 - Step 5: Solve for x
x = 5,068,640,417,177.97/2,545,440.59 - Step 6: Final answer
x = 1,991,262.51
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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.