Finding the Fourth Proportional to 2,243,074.26, 3,095,495.55 and 1,224,486.30
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Solution
The fourth proportional to 2,243,074.26, 3,095,495.55 and 1,224,486.30 is: 1,689,820.07
Step by Step Solution
- Step 1: Write the proportion equation
2,243,074.26 : 3,095,495.55 = 1,224,486.30 : x - Step 2: Convert to fraction form
2,243,074.26/3,095,495.55 = 1,224,486.30/x - Step 3: Cross multiply
2,243,074.26x = 3,095,495.55 × 1,224,486.30 - Step 4: Simplify right side
2,243,074.26x = 3,790,391,892,685.97 - Step 5: Solve for x
x = 3,790,391,892,685.97/2,243,074.26 - Step 6: Final answer
x = 1,689,820.07
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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.