Finding the Fourth Proportional to 1,784,172.68, 2,676,235.76 and 436,346.96
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Solution
The fourth proportional to 1,784,172.68, 2,676,235.76 and 436,346.96 is: 654,514.75
Step by Step Solution
- Step 1: Write the proportion equation
1,784,172.68 : 2,676,235.76 = 436,346.96 : x - Step 2: Convert to fraction form
1,784,172.68/2,676,235.76 = 436,346.96/x - Step 3: Cross multiply
1,784,172.68x = 2,676,235.76 × 436,346.96 - Step 4: Simplify right side
1,784,172.68x = 1,167,767,338,119.29 - Step 5: Solve for x
x = 1,167,767,338,119.29/1,784,172.68 - Step 6: Final answer
x = 654,514.75
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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.