Finding the Fourth Proportional to 2,662,874.34, 3,992,647.29 and 1,125,079.26
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Solution
The fourth proportional to 2,662,874.34, 3,992,647.29 and 1,125,079.26 is: 1,686,915.75
Step by Step Solution
- Step 1: Write the proportion equation
2,662,874.34 : 3,992,647.29 = 1,125,079.26 : x - Step 2: Convert to fraction form
2,662,874.34/3,992,647.29 = 1,125,079.26/x - Step 3: Cross multiply
2,662,874.34x = 3,992,647.29 × 1,125,079.26 - Step 4: Simplify right side
2,662,874.34x = 4,492,044,658,474.21 - Step 5: Solve for x
x = 4,492,044,658,474.21/2,662,874.34 - Step 6: Final answer
x = 1,686,915.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.