Finding the Fourth Proportional to 1,659,976.99, 2,290,737.14 and 1,015,349.83
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Solution
The fourth proportional to 1,659,976.99, 2,290,737.14 and 1,015,349.83 is: 1,401,163.73
Step by Step Solution
- Step 1: Write the proportion equation
1,659,976.99 : 2,290,737.14 = 1,015,349.83 : x - Step 2: Convert to fraction form
1,659,976.99/2,290,737.14 = 1,015,349.83/x - Step 3: Cross multiply
1,659,976.99x = 2,290,737.14 × 1,015,349.83 - Step 4: Simplify right side
1,659,976.99x = 2,325,899,554,870.09 - Step 5: Solve for x
x = 2,325,899,554,870.09/1,659,976.99 - Step 6: Final answer
x = 1,401,163.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.