Finding the Fourth Proportional to 1,662,230.81, 2,293,779.64 and 964,457.75
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Solution
The fourth proportional to 1,662,230.81, 2,293,779.64 and 964,457.75 is: 1,330,894.31
Step by Step Solution
- Step 1: Write the proportion equation
1,662,230.81 : 2,293,779.64 = 964,457.75 : x - Step 2: Convert to fraction form
1,662,230.81/2,293,779.64 = 964,457.75/x - Step 3: Cross multiply
1,662,230.81x = 2,293,779.64 × 964,457.75 - Step 4: Simplify right side
1,662,230.81x = 2,212,253,534,299.02 - Step 5: Solve for x
x = 2,212,253,534,299.02/1,662,230.81 - Step 6: Final answer
x = 1,330,894.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.