Finding the Fourth Proportional to 1,527,449.25, 2,107,645.64 and 882,744.93
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Solution
The fourth proportional to 1,527,449.25, 2,107,645.64 and 882,744.93 is: 1,218,052.58
Step by Step Solution
- Step 1: Write the proportion equation
1,527,449.25 : 2,107,645.64 = 882,744.93 : x - Step 2: Convert to fraction form
1,527,449.25/2,107,645.64 = 882,744.93/x - Step 3: Cross multiply
1,527,449.25x = 2,107,645.64 × 882,744.93 - Step 4: Simplify right side
1,527,449.25x = 1,860,513,498,532.88 - Step 5: Solve for x
x = 1,860,513,498,532.88/1,527,449.25 - Step 6: Final answer
x = 1,218,052.58
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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.