Finding the Fourth Proportional to 3,161,527.08, 4,742,302.74 and 765,367.80
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Solution
The fourth proportional to 3,161,527.08, 4,742,302.74 and 765,367.80 is: 1,148,054.63
Step by Step Solution
- Step 1: Write the proportion equation
3,161,527.08 : 4,742,302.74 = 765,367.80 : x - Step 2: Convert to fraction form
3,161,527.08/4,742,302.74 = 765,367.80/x - Step 3: Cross multiply
3,161,527.08x = 4,742,302.74 × 765,367.80 - Step 4: Simplify right side
3,161,527.08x = 3,629,605,815,047.77 - Step 5: Solve for x
x = 3,629,605,815,047.77/3,161,527.08 - Step 6: Final answer
x = 1,148,054.63
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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.