Finding the Fourth Proportional to 2,829,657.70, 4,244,486.55 and 936,153.10
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Solution
The fourth proportional to 2,829,657.70, 4,244,486.55 and 936,153.10 is: 1,404,229.65
Step by Step Solution
- Step 1: Write the proportion equation
2,829,657.70 : 4,244,486.55 = 936,153.10 : x - Step 2: Convert to fraction form
2,829,657.70/4,244,486.55 = 936,153.10/x - Step 3: Cross multiply
2,829,657.70x = 4,244,486.55 × 936,153.10 - Step 4: Simplify right side
2,829,657.70x = 3,973,489,241,690.81 - Step 5: Solve for x
x = 3,973,489,241,690.81/2,829,657.70 - Step 6: Final answer
x = 1,404,229.65
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Similar ratio
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1.5x scale
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.