Finding the Fourth Proportional to 1,768,753.05, 2,440,965.69 and 994,627.49
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Solution
The fourth proportional to 1,768,753.05, 2,440,965.69 and 994,627.49 is: 1,372,634.57
Step by Step Solution
- Step 1: Write the proportion equation
1,768,753.05 : 2,440,965.69 = 994,627.49 : x - Step 2: Convert to fraction form
1,768,753.05/2,440,965.69 = 994,627.49/x - Step 3: Cross multiply
1,768,753.05x = 2,440,965.69 × 994,627.49 - Step 4: Simplify right side
1,768,753.05x = 2,427,851,586,209.30 - Step 5: Solve for x
x = 2,427,851,586,209.30/1,768,753.05 - Step 6: Final answer
x = 1,372,634.57
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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.