Finding the Fourth Proportional to 1,465,380.05, 2,022,917.09 and 982,260.81
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Solution
The fourth proportional to 1,465,380.05, 2,022,917.09 and 982,260.81 is: 1,355,984.19
Step by Step Solution
- Step 1: Write the proportion equation
1,465,380.05 : 2,022,917.09 = 982,260.81 : x - Step 2: Convert to fraction form
1,465,380.05/2,022,917.09 = 982,260.81/x - Step 3: Cross multiply
1,465,380.05x = 2,022,917.09 × 982,260.81 - Step 4: Simplify right side
1,465,380.05x = 1,987,032,174,474.94 - Step 5: Solve for x
x = 1,987,032,174,474.94/1,465,380.05 - Step 6: Final answer
x = 1,355,984.19
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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.