Finding the Fourth Proportional to 2,694,920.70, 4,042,381.05 and 1,347,291.30
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Solution
The fourth proportional to 2,694,920.70, 4,042,381.05 and 1,347,291.30 is: 2,020,936.95
Step by Step Solution
- Step 1: Write the proportion equation
2,694,920.70 : 4,042,381.05 = 1,347,291.30 : x - Step 2: Convert to fraction form
2,694,920.70/4,042,381.05 = 1,347,291.30/x - Step 3: Cross multiply
2,694,920.70x = 4,042,381.05 × 1,347,291.30 - Step 4: Simplify right side
2,694,920.70x = 5,446,264,819,949.87 - Step 5: Solve for x
x = 5,446,264,819,949.87/2,694,920.70 - Step 6: Final answer
x = 2,020,936.95
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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.