Finding the Fourth Proportional to 3,680,619.92, 5,522,056.65 and 1,884,774.92
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Solution
The fourth proportional to 3,680,619.92, 5,522,056.65 and 1,884,774.92 is: 2,827,739.38
Step by Step Solution
- Step 1: Write the proportion equation
3,680,619.92 : 5,522,056.65 = 1,884,774.92 : x - Step 2: Convert to fraction form
3,680,619.92/5,522,056.65 = 1,884,774.92/x - Step 3: Cross multiply
3,680,619.92x = 5,522,056.65 × 1,884,774.92 - Step 4: Simplify right side
3,680,619.92x = 10,407,833,894,544.36 - Step 5: Solve for x
x = 10,407,833,894,544.36/3,680,619.92 - Step 6: Final answer
x = 2,827,739.38
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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.