Finding the Fourth Proportional to 1,961,163.47, 2,706,474.96 and 1,090,015.53
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Solution
The fourth proportional to 1,961,163.47, 2,706,474.96 and 1,090,015.53 is: 1,504,259.99
Step by Step Solution
- Step 1: Write the proportion equation
1,961,163.47 : 2,706,474.96 = 1,090,015.53 : x - Step 2: Convert to fraction form
1,961,163.47/2,706,474.96 = 1,090,015.53/x - Step 3: Cross multiply
1,961,163.47x = 2,706,474.96 × 1,090,015.53 - Step 4: Simplify right side
1,961,163.47x = 2,950,099,737,956.13 - Step 5: Solve for x
x = 2,950,099,737,956.13/1,961,163.47 - Step 6: Final answer
x = 1,504,259.99
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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.