Finding the Fourth Proportional to 2,577,106.21, 3,556,309.21 and 1,431,260.37
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Solution
The fourth proportional to 2,577,106.21, 3,556,309.21 and 1,431,260.37 is: 1,975,085.24
Step by Step Solution
- Step 1: Write the proportion equation
2,577,106.21 : 3,556,309.21 = 1,431,260.37 : x - Step 2: Convert to fraction form
2,577,106.21/3,556,309.21 = 1,431,260.37/x - Step 3: Cross multiply
2,577,106.21x = 3,556,309.21 × 1,431,260.37 - Step 4: Simplify right side
2,577,106.21x = 5,090,004,435,739.01 - Step 5: Solve for x
x = 5,090,004,435,739.01/2,577,106.21 - Step 6: Final answer
x = 1,975,085.24
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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.