Finding the Fourth Proportional to 1,527,449.28, 2,107,645.68 and 882,744.96
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Solution
The fourth proportional to 1,527,449.28, 2,107,645.68 and 882,744.96 is: 1,218,052.62
Step by Step Solution
- Step 1: Write the proportion equation
1,527,449.28 : 2,107,645.68 = 882,744.96 : x - Step 2: Convert to fraction form
1,527,449.28/2,107,645.68 = 882,744.96/x - Step 3: Cross multiply
1,527,449.28x = 2,107,645.68 × 882,744.96 - Step 4: Simplify right side
1,527,449.28x = 1,860,513,601,485.77 - Step 5: Solve for x
x = 1,860,513,601,485.77/1,527,449.28 - Step 6: Final answer
x = 1,218,052.62
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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.