Finding the Fourth Proportional to 3,832,349.96, 5,746,386.84 and 1,272,174.56
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Solution
The fourth proportional to 3,832,349.96, 5,746,386.84 and 1,272,174.56 is: 1,907,552.08
Step by Step Solution
- Step 1: Write the proportion equation
3,832,349.96 : 5,746,386.84 = 1,272,174.56 : x - Step 2: Convert to fraction form
3,832,349.96/5,746,386.84 = 1,272,174.56/x - Step 3: Cross multiply
3,832,349.96x = 5,746,386.84 × 1,272,174.56 - Step 4: Simplify right side
3,832,349.96x = 7,310,407,149,766.79 - Step 5: Solve for x
x = 7,310,407,149,766.79/3,832,349.96 - Step 6: Final answer
x = 1,907,552.08
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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.