Finding the Fourth Proportional to 1,327,202.93, 1,981,115.30 and 1,138,873.53
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Solution
The fourth proportional to 1,327,202.93, 1,981,115.30 and 1,138,873.53 is: 1,699,996.08
Step by Step Solution
- Step 1: Write the proportion equation
1,327,202.93 : 1,981,115.30 = 1,138,873.53 : x - Step 2: Convert to fraction form
1,327,202.93/1,981,115.30 = 1,138,873.53/x - Step 3: Cross multiply
1,327,202.93x = 1,981,115.30 × 1,138,873.53 - Step 4: Simplify right side
1,327,202.93x = 2,256,239,769,353.64 - Step 5: Solve for x
x = 2,256,239,769,353.64/1,327,202.93 - Step 6: Final answer
x = 1,699,996.08
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.