Finding the Fourth Proportional to 1,446,905.22, 2,170,809.54 and 871,159.62
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Solution
The fourth proportional to 1,446,905.22, 2,170,809.54 and 871,159.62 is: 1,307,011.40
Step by Step Solution
- Step 1: Write the proportion equation
1,446,905.22 : 2,170,809.54 = 871,159.62 : x - Step 2: Convert to fraction form
1,446,905.22/2,170,809.54 = 871,159.62/x - Step 3: Cross multiply
1,446,905.22x = 2,170,809.54 × 871,159.62 - Step 4: Simplify right side
1,446,905.22x = 1,891,121,613,958.78 - Step 5: Solve for x
x = 1,891,121,613,958.78/1,446,905.22 - Step 6: Final answer
x = 1,307,011.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.