Finding the Fourth Proportional to 2,372,623.13, 3,274,215.05 and 1,284,894.38
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Solution
The fourth proportional to 2,372,623.13, 3,274,215.05 and 1,284,894.38 is: 1,773,151.60
Step by Step Solution
- Step 1: Write the proportion equation
2,372,623.13 : 3,274,215.05 = 1,284,894.38 : x - Step 2: Convert to fraction form
2,372,623.13/3,274,215.05 = 1,284,894.38/x - Step 3: Cross multiply
2,372,623.13x = 3,274,215.05 × 1,284,894.38 - Step 4: Simplify right side
2,372,623.13x = 4,207,020,493,860.87 - Step 5: Solve for x
x = 4,207,020,493,860.87/2,372,623.13 - Step 6: Final answer
x = 1,773,151.60
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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.