Finding the Fourth Proportional to 1,465,850.77, 2,022,929.69 and 821,248.92
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Solution
The fourth proportional to 1,465,850.77, 2,022,929.69 and 821,248.92 is: 1,133,354.67
Step by Step Solution
- Step 1: Write the proportion equation
1,465,850.77 : 2,022,929.69 = 821,248.92 : x - Step 2: Convert to fraction form
1,465,850.77/2,022,929.69 = 821,248.92/x - Step 3: Cross multiply
1,465,850.77x = 2,022,929.69 × 821,248.92 - Step 4: Simplify right side
1,465,850.77x = 1,661,328,819,042.19 - Step 5: Solve for x
x = 1,661,328,819,042.19/1,465,850.77 - Step 6: Final answer
x = 1,133,354.67
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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.