Finding the Fourth Proportional to 2,017,324.80, 3,029,486.40 and 1,954,339.20
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Solution
The fourth proportional to 2,017,324.80, 3,029,486.40 and 1,954,339.20 is: 2,934,898.75
Step by Step Solution
- Step 1: Write the proportion equation
2,017,324.80 : 3,029,486.40 = 1,954,339.20 : x - Step 2: Convert to fraction form
2,017,324.80/3,029,486.40 = 1,954,339.20/x - Step 3: Cross multiply
2,017,324.80x = 3,029,486.40 × 1,954,339.20 - Step 4: Simplify right side
2,017,324.80x = 5,920,644,027,386.88 - Step 5: Solve for x
x = 5,920,644,027,386.88/2,017,324.80 - Step 6: Final answer
x = 2,934,898.75
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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.