Finding the Fourth Proportional to 3,045,026.51, 4,201,975.94 and 1,738,226.63
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Solution
The fourth proportional to 3,045,026.51, 4,201,975.94 and 1,738,226.63 is: 2,398,661.05
Step by Step Solution
- Step 1: Write the proportion equation
3,045,026.51 : 4,201,975.94 = 1,738,226.63 : x - Step 2: Convert to fraction form
3,045,026.51/4,201,975.94 = 1,738,226.63/x - Step 3: Cross multiply
3,045,026.51x = 4,201,975.94 × 1,738,226.63 - Step 4: Simplify right side
3,045,026.51x = 7,303,986,477,527.28 - Step 5: Solve for x
x = 7,303,986,477,527.28/3,045,026.51 - Step 6: Final answer
x = 2,398,661.05
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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.