Finding the Fourth Proportional to 2,042,833.97, 3,040,135.39 and 1,974,722.29
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Solution
The fourth proportional to 2,042,833.97, 3,040,135.39 and 1,974,722.29 is: 2,938,771.91
Step by Step Solution
- Step 1: Write the proportion equation
2,042,833.97 : 3,040,135.39 = 1,974,722.29 : x - Step 2: Convert to fraction form
2,042,833.97/3,040,135.39 = 1,974,722.29/x - Step 3: Cross multiply
2,042,833.97x = 3,040,135.39 × 1,974,722.29 - Step 4: Simplify right side
2,042,833.97x = 6,003,423,103,011.10 - Step 5: Solve for x
x = 6,003,423,103,011.10/2,042,833.97 - Step 6: Final answer
x = 2,938,771.91
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.