Finding the Fourth Proportional to 1,477,814.56, 2,212,717.80 and 766,350.68
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Solution
The fourth proportional to 1,477,814.56, 2,212,717.80 and 766,350.68 is: 1,147,449.64
Step by Step Solution
- Step 1: Write the proportion equation
1,477,814.56 : 2,212,717.80 = 766,350.68 : x - Step 2: Convert to fraction form
1,477,814.56/2,212,717.80 = 766,350.68/x - Step 3: Cross multiply
1,477,814.56x = 2,212,717.80 × 766,350.68 - Step 4: Simplify right side
1,477,814.56x = 1,695,717,790,678.10 - Step 5: Solve for x
x = 1,695,717,790,678.10/1,477,814.56 - Step 6: Final answer
x = 1,147,449.64
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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.