Finding the Fourth Proportional to 1,205,560.05, 1,808,655.23 and 699,634.68
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Solution
The fourth proportional to 1,205,560.05, 1,808,655.23 and 699,634.68 is: 1,049,634.92
Step by Step Solution
- Step 1: Write the proportion equation
1,205,560.05 : 1,808,655.23 = 699,634.68 : x - Step 2: Convert to fraction form
1,205,560.05/1,808,655.23 = 699,634.68/x - Step 3: Cross multiply
1,205,560.05x = 1,808,655.23 × 699,634.68 - Step 4: Simplify right side
1,205,560.05x = 1,265,397,923,071.38 - Step 5: Solve for x
x = 1,265,397,923,071.38/1,205,560.05 - Step 6: Final answer
x = 1,049,634.92
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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.