Finding the Fourth Proportional to 2,096,107.13, 2,892,639.98 and 1,178,328.24
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Solution
The fourth proportional to 2,096,107.13, 2,892,639.98 and 1,178,328.24 is: 1,626,099.79
Step by Step Solution
- Step 1: Write the proportion equation
2,096,107.13 : 2,892,639.98 = 1,178,328.24 : x - Step 2: Convert to fraction form
2,096,107.13/2,892,639.98 = 1,178,328.24/x - Step 3: Cross multiply
2,096,107.13x = 2,892,639.98 × 1,178,328.24 - Step 4: Simplify right side
2,096,107.13x = 3,408,479,374,109.16 - Step 5: Solve for x
x = 3,408,479,374,109.16/2,096,107.13 - Step 6: Final answer
x = 1,626,099.79
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1.5x scale
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.