Finding the Fourth Proportional to 1,744,120.35, 2,613,191.02 and 1,385,397.68
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Solution
The fourth proportional to 1,744,120.35, 2,613,191.02 and 1,385,397.68 is: 2,075,721.87
Step by Step Solution
- Step 1: Write the proportion equation
1,744,120.35 : 2,613,191.02 = 1,385,397.68 : x - Step 2: Convert to fraction form
1,744,120.35/2,613,191.02 = 1,385,397.68/x - Step 3: Cross multiply
1,744,120.35x = 2,613,191.02 × 1,385,397.68 - Step 4: Simplify right side
1,744,120.35x = 3,620,308,759,975.39 - Step 5: Solve for x
x = 3,620,308,759,975.39/1,744,120.35 - Step 6: Final answer
x = 2,075,721.87
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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.