Finding the Fourth Proportional to 1,821,507.94, 2,730,084.63 and 847,556.65
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Solution
The fourth proportional to 1,821,507.94, 2,730,084.63 and 847,556.65 is: 1,270,321.88
Step by Step Solution
- Step 1: Write the proportion equation
1,821,507.94 : 2,730,084.63 = 847,556.65 : x - Step 2: Convert to fraction form
1,821,507.94/2,730,084.63 = 847,556.65/x - Step 3: Cross multiply
1,821,507.94x = 2,730,084.63 × 847,556.65 - Step 4: Simplify right side
1,821,507.94x = 2,313,901,388,221.06 - Step 5: Solve for x
x = 2,313,901,388,221.06/1,821,507.94 - Step 6: Final answer
x = 1,270,321.88
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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.