Finding the Fourth Proportional to 1,353,122.64, 2,030,350.82 and 633,513.05
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Solution
The fourth proportional to 1,353,122.64, 2,030,350.82 and 633,513.05 is: 950,581.79
Step by Step Solution
- Step 1: Write the proportion equation
1,353,122.64 : 2,030,350.82 = 633,513.05 : x - Step 2: Convert to fraction form
1,353,122.64/2,030,350.82 = 633,513.05/x - Step 3: Cross multiply
1,353,122.64x = 2,030,350.82 × 633,513.05 - Step 4: Simplify right side
1,353,122.64x = 1,286,253,740,548.20 - Step 5: Solve for x
x = 1,286,253,740,548.20/1,353,122.64 - Step 6: Final answer
x = 950,581.79
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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.